2397880

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{397}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 5444640

約数和(自身を除く): 3046760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 397, 604, 755, 794, 1208, 1510, 1588, 1985, 3020, 3176, 3970, 6040, 7940, 15880, 59947, 119894, 239788, 299735, 479576, 599470, 1198940, 2397880]

約数ペア:

[(1, 2397880), (2, 1198940), (4, 599470), (5, 479576), (8, 299735), (10, 239788), (20, 119894), (40, 59947), (151, 15880), (302, 7940), (397, 6040), (604, 3970), (755, 3176), (794, 3020), (1208, 1985), (1510, 1588)]