69480020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{204353}}^1$

素因数の和:204379

約数の個数: 24

約数和(自身を含む): 154491624

約数和(自身を除く): 85011604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 204353, 408706, 817412, 1021765, 2043530, 3474001, 4087060, 6948002, 13896004, 17370005, 34740010, 69480020]

約数ペア:

[(1, 69480020), (2, 34740010), (4, 17370005), (5, 13896004), (10, 6948002), (17, 4087060), (20, 3474001), (34, 2043530), (68, 1021765), (85, 817412), (170, 408706), (340, 204353)]