38158040

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1831}}^1$

素因数の和:2363

約数の個数: 32

約数和(自身を含む): 86067360

約数和(自身を除く): 47909320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 1831, 2084, 2605, 3662, 4168, 5210, 7324, 9155, 10420, 14648, 18310, 20840, 36620, 73240, 953951, 1907902, 3815804, 4769755, 7631608, 9539510, 19079020, 38158040]

約数ペア:

[(1, 38158040), (2, 19079020), (4, 9539510), (5, 7631608), (8, 4769755), (10, 3815804), (20, 1907902), (40, 953951), (521, 73240), (1042, 36620), (1831, 20840), (2084, 18310), (2605, 14648), (3662, 10420), (4168, 9155), (5210, 7324)]