20072049820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3323}}^1\times {\mathrm{3823}}^1$

素因数の和:7234

約数の個数: 48

約数和(自身を含む): 42708879360

約数和(自身を除く): 22636829540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 3323, 3823, 6646, 7646, 13292, 15292, 16615, 19115, 33230, 38230, 66460, 76460, 262517, 302017, 525034, 604034, 1050068, 1208068, 1312585, 1510085, 2625170, 3020170, 5250340, 6040340, 12703829, 25407658, 50815316, 63519145, 127038290, 254076580, 1003602491, 2007204982, 4014409964, 5018012455, 10036024910, 20072049820]

約数ペア:

[(1, 20072049820), (2, 10036024910), (4, 5018012455), (5, 4014409964), (10, 2007204982), (20, 1003602491), (79, 254076580), (158, 127038290), (316, 63519145), (395, 50815316), (790, 25407658), (1580, 12703829), (3323, 6040340), (3823, 5250340), (6646, 3020170), (7646, 2625170), (13292, 1510085), (15292, 1312585), (16615, 1208068), (19115, 1050068), (33230, 604034), (38230, 525034), (66460, 302017), (76460, 262517)]