88405420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{102797}}^1$

素因数の和:102849

約数の個数: 24

約数和(自身を含む): 189970704

約数和(自身を除く): 101565284

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 102797, 205594, 411188, 513985, 1027970, 2055940, 4420271, 8840542, 17681084, 22101355, 44202710, 88405420]

約数ペア:

[(1, 88405420), (2, 44202710), (4, 22101355), (5, 17681084), (10, 8840542), (20, 4420271), (43, 2055940), (86, 1027970), (172, 513985), (215, 411188), (430, 205594), (860, 102797)]