40379890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139241}}^1$

素因数の和:139277

約数の個数: 16

約数和(自身を含む): 75190680

約数和(自身を除く): 34810790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 139241, 278482, 696205, 1392410, 4037989, 8075978, 20189945, 40379890]

約数ペア:

[(1, 40379890), (2, 20189945), (5, 8075978), (10, 4037989), (29, 1392410), (58, 696205), (145, 278482), (290, 139241)]