40809700220

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2081}}^1\times {\mathrm{4397}}^1$

素因数の和:6710

約数の個数: 48

約数和(自身を含む): 86145631488

約数和(自身を除く): 45335931268

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2081, 2230, 4162, 4397, 4460, 8324, 8794, 10405, 17588, 20810, 21985, 41620, 43970, 87940, 464063, 928126, 980531, 1856252, 1961062, 2320315, 3922124, 4640630, 4902655, 9150157, 9281260, 9805310, 18300314, 19610620, 36600628, 45750785, 91501570, 183003140, 2040485011, 4080970022, 8161940044, 10202425055, 20404850110, 40809700220]

約数ペア:

[(1, 40809700220), (2, 20404850110), (4, 10202425055), (5, 8161940044), (10, 4080970022), (20, 2040485011), (223, 183003140), (446, 91501570), (892, 45750785), (1115, 36600628), (2081, 19610620), (2230, 18300314), (4162, 9805310), (4397, 9281260), (4460, 9150157), (8324, 4902655), (8794, 4640630), (10405, 3922124), (17588, 2320315), (20810, 1961062), (21985, 1856252), (41620, 980531), (43970, 928126), (87940, 464063)]