156920282440

素因数分解:

$2^3\times 5^1\times {\mathrm{3923007061}}^1$

素因数の和:3923007072

約数の個数: 16

約数和(自身を含む): 353070635580

約数和(自身を除く): 196150353140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3923007061, 7846014122, 15692028244, 19615035305, 31384056488, 39230070610, 78460141220, 156920282440]

約数ペア:

[(1, 156920282440), (2, 78460141220), (4, 39230070610), (5, 31384056488), (8, 19615035305), (10, 15692028244), (20, 7846014122), (40, 3923007061)]