392486120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{754781}}^1$

素因数の和:754805

約数の個数: 32

約数和(自身を含む): 951025320

約数和(自身を除く): 558539200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 754781, 1509562, 3019124, 3773905, 6038248, 7547810, 9812153, 15095620, 19624306, 30191240, 39248612, 49060765, 78497224, 98121530, 196243060, 392486120]

約数ペア:

[(1, 392486120), (2, 196243060), (4, 98121530), (5, 78497224), (8, 49060765), (10, 39248612), (13, 30191240), (20, 19624306), (26, 15095620), (40, 9812153), (52, 7547810), (65, 6038248), (104, 3773905), (130, 3019124), (260, 1509562), (520, 754781)]