20175872860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{2357}}^1$

素因数の和:2504

約数の個数: 192

約数和(自身を含む): 51711053184

約数和(自身を除く): 31535180324

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 41, 44, 52, 55, 65, 73, 82, 110, 130, 143, 146, 164, 205, 220, 260, 286, 292, 365, 410, 451, 533, 572, 715, 730, 803, 820, 902, 949, 1066, 1430, 1460, 1606, 1804, 1898, 2132, 2255, 2357, 2665, 2860, 2993, 3212, 3796, 4015, 4510, 4714, 4745, 5330, 5863, 5986, 8030, 9020, 9428, 9490, 10439, 10660, 11726, 11785, 11972, 14965, 16060, 18980, 20878, 23452, 23570, 25927, 29315, 29930, 30641, 32923, 38909, 41756, 47140, 51854, 52195, 58630, 59860, 61282, 65846, 77818, 96637, 103708, 104390, 117260, 122564, 129635, 131692, 153205, 155636, 164615, 172061, 193274, 194545, 208780, 259270, 306410, 329230, 337051, 344122, 386548, 389090, 427999, 483185, 518540, 612820, 658460, 674102, 688244, 778180, 855998, 860305, 966370, 1063007, 1256281, 1348204, 1685255, 1711996, 1720610, 1892671, 1932740, 2126014, 2139995, 2236793, 2512562, 3370510, 3441220, 3785342, 4252028, 4279990, 4473586, 5025124, 5315035, 6281405, 6741020, 7054501, 7570684, 8559980, 8947172, 9463355, 10630070, 11183965, 12562810, 13819091, 14109002, 18926710, 21260140, 22367930, 24604723, 25125620, 27638182, 28218004, 35272505, 37853420, 44735860, 49209446, 55276364, 69095455, 70545010, 77599511, 91708513, 98418892, 123023615, 138190910, 141090020, 155199022, 183417026, 246047230, 276381820, 310398044, 366834052, 387997555, 458542565, 492094460, 775995110, 917085130, 1008793643, 1551990220, 1834170260, 2017587286, 4035174572, 5043968215, 10087936430, 20175872860]

約数ペア:

[(1, 20175872860), (2, 10087936430), (4, 5043968215), (5, 4035174572), (10, 2017587286), (11, 1834170260), (13, 1551990220), (20, 1008793643), (22, 917085130), (26, 775995110), (41, 492094460), (44, 458542565), (52, 387997555), (55, 366834052), (65, 310398044), (73, 276381820), (82, 246047230), (110, 183417026), (130, 155199022), (143, 141090020), (146, 138190910), (164, 123023615), (205, 98418892), (220, 91708513), (260, 77599511), (286, 70545010), (292, 69095455), (365, 55276364), (410, 49209446), (451, 44735860), (533, 37853420), (572, 35272505), (715, 28218004), (730, 27638182), (803, 25125620), (820, 24604723), (902, 22367930), (949, 21260140), (1066, 18926710), (1430, 14109002), (1460, 13819091), (1606, 12562810), (1804, 11183965), (1898, 10630070), (2132, 9463355), (2255, 8947172), (2357, 8559980), (2665, 7570684), (2860, 7054501), (2993, 6741020), (3212, 6281405), (3796, 5315035), (4015, 5025124), (4510, 4473586), (4714, 4279990), (4745, 4252028), (5330, 3785342), (5863, 3441220), (5986, 3370510), (8030, 2512562), (9020, 2236793), (9428, 2139995), (9490, 2126014), (10439, 1932740), (10660, 1892671), (11726, 1720610), (11785, 1711996), (11972, 1685255), (14965, 1348204), (16060, 1256281), (18980, 1063007), (20878, 966370), (23452, 860305), (23570, 855998), (25927, 778180), (29315, 688244), (29930, 674102), (30641, 658460), (32923, 612820), (38909, 518540), (41756, 483185), (47140, 427999), (51854, 389090), (52195, 386548), (58630, 344122), (59860, 337051), (61282, 329230), (65846, 306410), (77818, 259270), (96637, 208780), (103708, 194545), (104390, 193274), (117260, 172061), (122564, 164615), (129635, 155636), (131692, 153205)]