31343260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120551}}^1$

素因数の和:120573

約数の個数: 24

約数和(自身を含む): 70884576

約数和(自身を除く): 39541316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 120551, 241102, 482204, 602755, 1205510, 1567163, 2411020, 3134326, 6268652, 7835815, 15671630, 31343260]

約数ペア:

[(1, 31343260), (2, 15671630), (4, 7835815), (5, 6268652), (10, 3134326), (13, 2411020), (20, 1567163), (26, 1205510), (52, 602755), (65, 482204), (130, 241102), (260, 120551)]