15875960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 38905920

約数和(自身を除く): 23029960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 631, 680, 740, 1258, 1262, 1480, 2516, 2524, 3145, 3155, 5032, 5048, 6290, 6310, 10727, 12580, 12620, 21454, 23347, 25160, 25240, 42908, 46694, 53635, 85816, 93388, 107270, 116735, 186776, 214540, 233470, 396899, 429080, 466940, 793798, 933880, 1587596, 1984495, 3175192, 3968990, 7937980, 15875960]

約数ペア:

[(1, 15875960), (2, 7937980), (4, 3968990), (5, 3175192), (8, 1984495), (10, 1587596), (17, 933880), (20, 793798), (34, 466940), (37, 429080), (40, 396899), (68, 233470), (74, 214540), (85, 186776), (136, 116735), (148, 107270), (170, 93388), (185, 85816), (296, 53635), (340, 46694), (370, 42908), (629, 25240), (631, 25160), (680, 23347), (740, 21454), (1258, 12620), (1262, 12580), (1480, 10727), (2516, 6310), (2524, 6290), (3145, 5048), (3155, 5032)]