2500290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2163

約数の個数: 48

約数和(自身を含む): 7004088

約数和(自身を除く): 4503798

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 2137, 4274, 6411, 10685, 12822, 19233, 21370, 27781, 32055, 38466, 55562, 64110, 83343, 96165, 138905, 166686, 192330, 250029, 277810, 416715, 500058, 833430, 1250145, 2500290]

約数ペア:

[(1, 2500290), (2, 1250145), (3, 833430), (5, 500058), (6, 416715), (9, 277810), (10, 250029), (13, 192330), (15, 166686), (18, 138905), (26, 96165), (30, 83343), (39, 64110), (45, 55562), (65, 38466), (78, 32055), (90, 27781), (117, 21370), (130, 19233), (195, 12822), (234, 10685), (390, 6411), (585, 4274), (1170, 2137)]