39857140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53861}}^1$

素因数の和:53907

約数の個数: 24

約数和(自身を含む): 85963752

約数和(自身を除く): 46106612

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 53861, 107722, 215444, 269305, 538610, 1077220, 1992857, 3985714, 7971428, 9964285, 19928570, 39857140]

約数ペア:

[(1, 39857140), (2, 19928570), (4, 9964285), (5, 7971428), (10, 3985714), (20, 1992857), (37, 1077220), (74, 538610), (148, 269305), (185, 215444), (370, 107722), (740, 53861)]