11752720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 32283648

約数和(自身を除く): 20530928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 677, 868, 1085, 1240, 1354, 1736, 2170, 2480, 2708, 3385, 3472, 4340, 4739, 5416, 6770, 8680, 9478, 10832, 13540, 17360, 18956, 20987, 23695, 27080, 37912, 41974, 47390, 54160, 75824, 83948, 94780, 104935, 146909, 167896, 189560, 209870, 293818, 335792, 379120, 419740, 587636, 734545, 839480, 1175272, 1469090, 1678960, 2350544, 2938180, 5876360, 11752720]

約数ペア:

[(1, 11752720), (2, 5876360), (4, 2938180), (5, 2350544), (7, 1678960), (8, 1469090), (10, 1175272), (14, 839480), (16, 734545), (20, 587636), (28, 419740), (31, 379120), (35, 335792), (40, 293818), (56, 209870), (62, 189560), (70, 167896), (80, 146909), (112, 104935), (124, 94780), (140, 83948), (155, 75824), (217, 54160), (248, 47390), (280, 41974), (310, 37912), (434, 27080), (496, 23695), (560, 20987), (620, 18956), (677, 17360), (868, 13540), (1085, 10832), (1240, 9478), (1354, 8680), (1736, 6770), (2170, 5416), (2480, 4739), (2708, 4340), (3385, 3472)]