17893420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12601}}^1$

素因数の和:12681

約数の個数: 24

約数和(自身を含む): 38108448

約数和(自身を除く): 20215028

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 12601, 25202, 50404, 63005, 126010, 252020, 894671, 1789342, 3578684, 4473355, 8946710, 17893420]

約数ペア:

[(1, 17893420), (2, 8946710), (4, 4473355), (5, 3578684), (10, 1789342), (20, 894671), (71, 252020), (142, 126010), (284, 63005), (355, 50404), (710, 25202), (1420, 12601)]