902081960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{2113}}^1$

素因数の和:2958

約数の個数: 64

約数和(自身を含む): 2189512080

約数和(自身を除く): 1287430120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 821, 1642, 2113, 3284, 4105, 4226, 6568, 8210, 8452, 10565, 10673, 16420, 16904, 21130, 21346, 27469, 32840, 42260, 42692, 53365, 54938, 84520, 85384, 106730, 109876, 137345, 213460, 219752, 274690, 426920, 549380, 1098760, 1734773, 3469546, 6939092, 8673865, 13878184, 17347730, 22552049, 34695460, 45104098, 69390920, 90208196, 112760245, 180416392, 225520490, 451040980, 902081960]

約数ペア:

[(1, 902081960), (2, 451040980), (4, 225520490), (5, 180416392), (8, 112760245), (10, 90208196), (13, 69390920), (20, 45104098), (26, 34695460), (40, 22552049), (52, 17347730), (65, 13878184), (104, 8673865), (130, 6939092), (260, 3469546), (520, 1734773), (821, 1098760), (1642, 549380), (2113, 426920), (3284, 274690), (4105, 219752), (4226, 213460), (6568, 137345), (8210, 109876), (8452, 106730), (10565, 85384), (10673, 84520), (16420, 54938), (16904, 53365), (21130, 42692), (21346, 42260), (27469, 32840)]