40397640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7829}}^1$

素因数の和:7886

約数の個数: 64

約数和(自身を含む): 124027200

約数和(自身を除く): 83629560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 7829, 15658, 23487, 31316, 39145, 46974, 62632, 78290, 93948, 117435, 156580, 187896, 234870, 313160, 336647, 469740, 673294, 939480, 1009941, 1346588, 1683235, 2019882, 2693176, 3366470, 4039764, 5049705, 6732940, 8079528, 10099410, 13465880, 20198820, 40397640]

約数ペア:

[(1, 40397640), (2, 20198820), (3, 13465880), (4, 10099410), (5, 8079528), (6, 6732940), (8, 5049705), (10, 4039764), (12, 3366470), (15, 2693176), (20, 2019882), (24, 1683235), (30, 1346588), (40, 1009941), (43, 939480), (60, 673294), (86, 469740), (120, 336647), (129, 313160), (172, 234870), (215, 187896), (258, 156580), (344, 117435), (430, 93948), (516, 78290), (645, 62632), (860, 46974), (1032, 39145), (1290, 31316), (1720, 23487), (2580, 15658), (5160, 7829)]