61690460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{237271}}^1$

素因数の和:237293

約数の個数: 24

約数和(自身を含む): 139515936

約数和(自身を除く): 77825476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 237271, 474542, 949084, 1186355, 2372710, 3084523, 4745420, 6169046, 12338092, 15422615, 30845230, 61690460]

約数ペア:

[(1, 61690460), (2, 30845230), (4, 15422615), (5, 12338092), (10, 6169046), (13, 4745420), (20, 3084523), (26, 2372710), (52, 1186355), (65, 949084), (130, 474542), (260, 237271)]