18110960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32341}}^1$

素因数の和:32361

約数の個数: 40

約数和(自身を含む): 48124896

約数和(自身を除く): 30013936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32341, 64682, 129364, 161705, 226387, 258728, 323410, 452774, 517456, 646820, 905548, 1131935, 1293640, 1811096, 2263870, 2587280, 3622192, 4527740, 9055480, 18110960]

約数ペア:

[(1, 18110960), (2, 9055480), (4, 4527740), (5, 3622192), (7, 2587280), (8, 2263870), (10, 1811096), (14, 1293640), (16, 1131935), (20, 905548), (28, 646820), (35, 517456), (40, 452774), (56, 323410), (70, 258728), (80, 226387), (112, 161705), (140, 129364), (280, 64682), (560, 32341)]