19641330280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{5657}}^1$

素因数の和:6299

約数の個数: 128

約数和(自身を含む): 52013767680

約数和(自身を除く): 32372437400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 607, 715, 1144, 1214, 1430, 2428, 2860, 3035, 4856, 5657, 5720, 6070, 6677, 7891, 11314, 12140, 13354, 15782, 22628, 24280, 26708, 28285, 31564, 33385, 39455, 45256, 53416, 56570, 62227, 63128, 66770, 73541, 78910, 86801, 113140, 124454, 133540, 147082, 157820, 173602, 226280, 248908, 267080, 294164, 311135, 315640, 347204, 367705, 434005, 497816, 588328, 622270, 694408, 735410, 808951, 868010, 1244540, 1470820, 1617902, 1736020, 2489080, 2941640, 3235804, 3433799, 3472040, 4044755, 6471608, 6867598, 8089510, 13735196, 16179020, 17168995, 27470392, 32358040, 34337990, 37771789, 44639387, 68675980, 75543578, 89278774, 137351960, 151087156, 178557548, 188858945, 223196935, 302174312, 357115096, 377717890, 446393870, 491033257, 755435780, 892787740, 982066514, 1510871560, 1785575480, 1964133028, 2455166285, 3928266056, 4910332570, 9820665140, 19641330280]

約数ペア:

[(1, 19641330280), (2, 9820665140), (4, 4910332570), (5, 3928266056), (8, 2455166285), (10, 1964133028), (11, 1785575480), (13, 1510871560), (20, 982066514), (22, 892787740), (26, 755435780), (40, 491033257), (44, 446393870), (52, 377717890), (55, 357115096), (65, 302174312), (88, 223196935), (104, 188858945), (110, 178557548), (130, 151087156), (143, 137351960), (220, 89278774), (260, 75543578), (286, 68675980), (440, 44639387), (520, 37771789), (572, 34337990), (607, 32358040), (715, 27470392), (1144, 17168995), (1214, 16179020), (1430, 13735196), (2428, 8089510), (2860, 6867598), (3035, 6471608), (4856, 4044755), (5657, 3472040), (5720, 3433799), (6070, 3235804), (6677, 2941640), (7891, 2489080), (11314, 1736020), (12140, 1617902), (13354, 1470820), (15782, 1244540), (22628, 868010), (24280, 808951), (26708, 735410), (28285, 694408), (31564, 622270), (33385, 588328), (39455, 497816), (45256, 434005), (53416, 367705), (56570, 347204), (62227, 315640), (63128, 311135), (66770, 294164), (73541, 267080), (78910, 248908), (86801, 226280), (113140, 173602), (124454, 157820), (133540, 147082)]