12464140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47939}}^1$

素因数の和:47961

約数の個数: 24

約数和(自身を含む): 28188720

約数和(自身を除く): 15724580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47939, 95878, 191756, 239695, 479390, 623207, 958780, 1246414, 2492828, 3116035, 6232070, 12464140]

約数ペア:

[(1, 12464140), (2, 6232070), (4, 3116035), (5, 2492828), (10, 1246414), (13, 958780), (20, 623207), (26, 479390), (52, 239695), (65, 191756), (130, 95878), (260, 47939)]