89771620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{121313}}^1$

素因数の和:121359

約数の個数: 24

約数和(自身を含む): 193617144

約数和(自身を除く): 103845524

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 121313, 242626, 485252, 606565, 1213130, 2426260, 4488581, 8977162, 17954324, 22442905, 44885810, 89771620]

約数ペア:

[(1, 89771620), (2, 44885810), (4, 22442905), (5, 17954324), (10, 8977162), (20, 4488581), (37, 2426260), (74, 1213130), (148, 606565), (185, 485252), (370, 242626), (740, 121313)]