2179554520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16567}}^1$

素因数の和:16625

約数の個数: 128

約数和(自身を含む): 6012195840

約数和(自身を除く): 3832641320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 88, 92, 104, 110, 115, 130, 143, 184, 220, 230, 253, 260, 286, 299, 440, 460, 506, 520, 572, 598, 715, 920, 1012, 1144, 1196, 1265, 1430, 1495, 2024, 2392, 2530, 2860, 2990, 3289, 5060, 5720, 5980, 6578, 10120, 11960, 13156, 16445, 16567, 26312, 32890, 33134, 65780, 66268, 82835, 131560, 132536, 165670, 182237, 215371, 331340, 364474, 381041, 430742, 662680, 728948, 762082, 861484, 911185, 1076855, 1457896, 1524164, 1722968, 1822370, 1905205, 2153710, 2369081, 3048328, 3644740, 3810410, 4191451, 4307420, 4738162, 4953533, 7289480, 7620820, 8382902, 8614840, 9476324, 9907066, 11845405, 15241640, 16765804, 18952648, 19814132, 20957255, 23690810, 24767665, 33531608, 39628264, 41914510, 47381620, 49535330, 54488863, 83829020, 94763240, 99070660, 108977726, 167658040, 198141320, 217955452, 272444315, 435910904, 544888630, 1089777260, 2179554520]

約数ペア:

[(1, 2179554520), (2, 1089777260), (4, 544888630), (5, 435910904), (8, 272444315), (10, 217955452), (11, 198141320), (13, 167658040), (20, 108977726), (22, 99070660), (23, 94763240), (26, 83829020), (40, 54488863), (44, 49535330), (46, 47381620), (52, 41914510), (55, 39628264), (65, 33531608), (88, 24767665), (92, 23690810), (104, 20957255), (110, 19814132), (115, 18952648), (130, 16765804), (143, 15241640), (184, 11845405), (220, 9907066), (230, 9476324), (253, 8614840), (260, 8382902), (286, 7620820), (299, 7289480), (440, 4953533), (460, 4738162), (506, 4307420), (520, 4191451), (572, 3810410), (598, 3644740), (715, 3048328), (920, 2369081), (1012, 2153710), (1144, 1905205), (1196, 1822370), (1265, 1722968), (1430, 1524164), (1495, 1457896), (2024, 1076855), (2392, 911185), (2530, 861484), (2860, 762082), (2990, 728948), (3289, 662680), (5060, 430742), (5720, 381041), (5980, 364474), (6578, 331340), (10120, 215371), (11960, 182237), (13156, 165670), (16445, 132536), (16567, 131560), (26312, 82835), (32890, 66268), (33134, 65780)]