201546640

素因数分解:

$2^4\times 5^1\times {\mathrm{2519333}}^1$

素因数の和:2519346

約数の個数: 20

約数和(自身を含む): 468596124

約数和(自身を除く): 267049484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2519333, 5038666, 10077332, 12596665, 20154664, 25193330, 40309328, 50386660, 100773320, 201546640]

約数ペア:

[(1, 201546640), (2, 100773320), (4, 50386660), (5, 40309328), (8, 25193330), (10, 20154664), (16, 12596665), (20, 10077332), (40, 5038666), (80, 2519333)]