474890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1$

素因数の和:314

約数の個数: 24

約数和(自身を含む): 928908

約数和(自身を除く): 454018

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 281, 338, 562, 845, 1405, 1690, 2810, 3653, 7306, 18265, 36530, 47489, 94978, 237445, 474890]

約数ペア:

[(1, 474890), (2, 237445), (5, 94978), (10, 47489), (13, 36530), (26, 18265), (65, 7306), (130, 3653), (169, 2810), (281, 1690), (338, 1405), (562, 845)]