31568420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5279}}^1$

素因数の和:5324

約数の個数: 48

約数和(自身を含む): 74511360

約数和(自身を除く): 42942940

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5279, 5980, 10558, 21116, 26395, 52790, 68627, 105580, 121417, 137254, 242834, 274508, 343135, 485668, 607085, 686270, 1214170, 1372540, 1578421, 2428340, 3156842, 6313684, 7892105, 15784210, 31568420]

約数ペア:

[(1, 31568420), (2, 15784210), (4, 7892105), (5, 6313684), (10, 3156842), (13, 2428340), (20, 1578421), (23, 1372540), (26, 1214170), (46, 686270), (52, 607085), (65, 485668), (92, 343135), (115, 274508), (130, 242834), (230, 137254), (260, 121417), (299, 105580), (460, 68627), (598, 52790), (1196, 26395), (1495, 21116), (2990, 10558), (5279, 5980)]