1344177640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2584957}}^1$

素因数の和:2584981

約数の個数: 32

約数和(自身を含む): 3257047080

約数和(自身を除く): 1912869440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2584957, 5169914, 10339828, 12924785, 20679656, 25849570, 33604441, 51699140, 67208882, 103398280, 134417764, 168022205, 268835528, 336044410, 672088820, 1344177640]

約数ペア:

[(1, 1344177640), (2, 672088820), (4, 336044410), (5, 268835528), (8, 168022205), (10, 134417764), (13, 103398280), (20, 67208882), (26, 51699140), (40, 33604441), (52, 25849570), (65, 20679656), (104, 12924785), (130, 10339828), (260, 5169914), (520, 2584957)]