39581480

素因数分解:

$2^3\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1091}}^1$

素因数の和:2009

約数の個数: 32

約数和(自身を含む): 89238240

約数和(自身を除く): 49656760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 907, 1091, 1814, 2182, 3628, 4364, 4535, 5455, 7256, 8728, 9070, 10910, 18140, 21820, 36280, 43640, 989537, 1979074, 3958148, 4947685, 7916296, 9895370, 19790740, 39581480]

約数ペア:

[(1, 39581480), (2, 19790740), (4, 9895370), (5, 7916296), (8, 4947685), (10, 3958148), (20, 1979074), (40, 989537), (907, 43640), (1091, 36280), (1814, 21820), (2182, 18140), (3628, 10910), (4364, 9070), (4535, 8728), (5455, 7256)]