139209040

素因数分解:

$2^4\times 5^1\times {\mathrm{1740113}}^1$

素因数の和:1740126

約数の個数: 20

約数和(自身を含む): 323661204

約数和(自身を除く): 184452164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1740113, 3480226, 6960452, 8700565, 13920904, 17401130, 27841808, 34802260, 69604520, 139209040]

約数ペア:

[(1, 139209040), (2, 69604520), (4, 34802260), (5, 27841808), (8, 17401130), (10, 13920904), (16, 8700565), (20, 6960452), (40, 3480226), (80, 1740113)]