55995880

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1997}}^1$

素因数の和:2709

約数の個数: 32

約数和(自身を含む): 126233640

約数和(自身を除く): 70237760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1402, 1997, 2804, 3505, 3994, 5608, 7010, 7988, 9985, 14020, 15976, 19970, 28040, 39940, 79880, 1399897, 2799794, 5599588, 6999485, 11199176, 13998970, 27997940, 55995880]

約数ペア:

[(1, 55995880), (2, 27997940), (4, 13998970), (5, 11199176), (8, 6999485), (10, 5599588), (20, 2799794), (40, 1399897), (701, 79880), (1402, 39940), (1997, 28040), (2804, 19970), (3505, 15976), (3994, 14020), (5608, 9985), (7010, 7988)]