408069140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{474499}}^1$

素因数の和:474551

約数の個数: 24

約数和(自身を含む): 876876000

約数和(自身を除く): 468806860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 474499, 948998, 1897996, 2372495, 4744990, 9489980, 20403457, 40806914, 81613828, 102017285, 204034570, 408069140]

約数ペア:

[(1, 408069140), (2, 204034570), (4, 102017285), (5, 81613828), (10, 40806914), (20, 20403457), (43, 9489980), (86, 4744990), (172, 2372495), (215, 1897996), (430, 948998), (860, 474499)]