9172760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5333}}^1$

素因数の和:5387

約数の個数: 32

約数和(自身を含む): 21122640

約数和(自身を除く): 11949880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5333, 10666, 21332, 26665, 42664, 53330, 106660, 213320, 229319, 458638, 917276, 1146595, 1834552, 2293190, 4586380, 9172760]

約数ペア:

[(1, 9172760), (2, 4586380), (4, 2293190), (5, 1834552), (8, 1146595), (10, 917276), (20, 458638), (40, 229319), (43, 213320), (86, 106660), (172, 53330), (215, 42664), (344, 26665), (430, 21332), (860, 10666), (1720, 5333)]