39221240

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4397}}^1$

素因数の和:4631

約数の個数: 32

約数和(自身を含む): 88663680

約数和(自身を除く): 49442440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4397, 4460, 8794, 8920, 17588, 21985, 35176, 43970, 87940, 175880, 980531, 1961062, 3922124, 4902655, 7844248, 9805310, 19610620, 39221240]

約数ペア:

[(1, 39221240), (2, 19610620), (4, 9805310), (5, 7844248), (8, 4902655), (10, 3922124), (20, 1961062), (40, 980531), (223, 175880), (446, 87940), (892, 43970), (1115, 35176), (1784, 21985), (2230, 17588), (4397, 8920), (4460, 8794)]