7951480

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1451}}^1$

素因数の和:1599

約数の個数: 32

約数和(自身を含む): 18033840

約数和(自身を除く): 10082360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 1451, 2740, 2902, 5480, 5804, 7255, 11608, 14510, 29020, 58040, 198787, 397574, 795148, 993935, 1590296, 1987870, 3975740, 7951480]

約数ペア:

[(1, 7951480), (2, 3975740), (4, 1987870), (5, 1590296), (8, 993935), (10, 795148), (20, 397574), (40, 198787), (137, 58040), (274, 29020), (548, 14510), (685, 11608), (1096, 7255), (1370, 5804), (1451, 5480), (2740, 2902)]