8520225020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2357}}^1\times {\mathrm{2963}}^1$

素因数の和:5390

約数の個数: 48

約数和(自身を含む): 18199647648

約数和(自身を除く): 9679422628

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2357, 2963, 4714, 5926, 9428, 11785, 11852, 14815, 23570, 29630, 47140, 59260, 143777, 180743, 287554, 361486, 575108, 718885, 722972, 903715, 1437770, 1807430, 2875540, 3614860, 6983791, 13967582, 27935164, 34918955, 69837910, 139675820, 426011251, 852022502, 1704045004, 2130056255, 4260112510, 8520225020]

約数ペア:

[(1, 8520225020), (2, 4260112510), (4, 2130056255), (5, 1704045004), (10, 852022502), (20, 426011251), (61, 139675820), (122, 69837910), (244, 34918955), (305, 27935164), (610, 13967582), (1220, 6983791), (2357, 3614860), (2963, 2875540), (4714, 1807430), (5926, 1437770), (9428, 903715), (11785, 722972), (11852, 718885), (14815, 575108), (23570, 361486), (29630, 287554), (47140, 180743), (59260, 143777)]