9321640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4397}}^1$

素因数の和:4461

約数の個数: 32

約数和(自身を含む): 21374280

約数和(自身を除く): 12052640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 4397, 8794, 17588, 21985, 35176, 43970, 87940, 175880, 233041, 466082, 932164, 1165205, 1864328, 2330410, 4660820, 9321640]

約数ペア:

[(1, 9321640), (2, 4660820), (4, 2330410), (5, 1864328), (8, 1165205), (10, 932164), (20, 466082), (40, 233041), (53, 175880), (106, 87940), (212, 43970), (265, 35176), (424, 21985), (530, 17588), (1060, 8794), (2120, 4397)]