39400640

素因数分解:

$2^6\times 5^1\times {\mathrm{123127}}^1$

素因数の和:123144

約数の個数: 28

約数和(自身を含む): 93823536

約数和(自身を除く): 54422896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 123127, 246254, 492508, 615635, 985016, 1231270, 1970032, 2462540, 3940064, 4925080, 7880128, 9850160, 19700320, 39400640]

約数ペア:

[(1, 39400640), (2, 19700320), (4, 9850160), (5, 7880128), (8, 4925080), (10, 3940064), (16, 2462540), (20, 1970032), (32, 1231270), (40, 985016), (64, 615635), (80, 492508), (160, 246254), (320, 123127)]