8838220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 19081440

約数和(自身を除く): 10243220

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 239, 430, 478, 860, 956, 1195, 1849, 2390, 3698, 4780, 7396, 9245, 10277, 18490, 20554, 36980, 41108, 51385, 102770, 205540, 441911, 883822, 1767644, 2209555, 4419110, 8838220]

約数ペア:

[(1, 8838220), (2, 4419110), (4, 2209555), (5, 1767644), (10, 883822), (20, 441911), (43, 205540), (86, 102770), (172, 51385), (215, 41108), (239, 36980), (430, 20554), (478, 18490), (860, 10277), (956, 9245), (1195, 7396), (1849, 4780), (2390, 3698)]