24681640

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2767}}^1$

素因数の和:3001

約数の個数: 32

約数和(自身を含む): 55802880

約数和(自身を除く): 31121240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 2767, 4460, 5534, 8920, 11068, 13835, 22136, 27670, 55340, 110680, 617041, 1234082, 2468164, 3085205, 4936328, 6170410, 12340820, 24681640]

約数ペア:

[(1, 24681640), (2, 12340820), (4, 6170410), (5, 4936328), (8, 3085205), (10, 2468164), (20, 1234082), (40, 617041), (223, 110680), (446, 55340), (892, 27670), (1115, 22136), (1784, 13835), (2230, 11068), (2767, 8920), (4460, 5534)]