1128880

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 2669472

約数和(自身を除く): 1540592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 137, 206, 274, 412, 515, 548, 685, 824, 1030, 1096, 1370, 1648, 2060, 2192, 2740, 4120, 5480, 8240, 10960, 14111, 28222, 56444, 70555, 112888, 141110, 225776, 282220, 564440, 1128880]

約数ペア:

[(1, 1128880), (2, 564440), (4, 282220), (5, 225776), (8, 141110), (10, 112888), (16, 70555), (20, 56444), (40, 28222), (80, 14111), (103, 10960), (137, 8240), (206, 5480), (274, 4120), (412, 2740), (515, 2192), (548, 2060), (685, 1648), (824, 1370), (1030, 1096)]