16039940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{114571}}^1$

素因数の和:114587

約数の個数: 24

約数和(自身を含む): 38496192

約数和(自身を除く): 22456252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 114571, 229142, 458284, 572855, 801997, 1145710, 1603994, 2291420, 3207988, 4009985, 8019970, 16039940]

約数ペア:

[(1, 16039940), (2, 8019970), (4, 4009985), (5, 3207988), (7, 2291420), (10, 1603994), (14, 1145710), (20, 801997), (28, 572855), (35, 458284), (70, 229142), (140, 114571)]