22310480

素因数分解:

$2^4\times 5^1\times {\mathrm{278881}}^1$

素因数の和:278894

約数の個数: 20

約数和(自身を含む): 51872052

約数和(自身を除く): 29561572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278881, 557762, 1115524, 1394405, 2231048, 2788810, 4462096, 5577620, 11155240, 22310480]

約数ペア:

[(1, 22310480), (2, 11155240), (4, 5577620), (5, 4462096), (8, 2788810), (10, 2231048), (16, 1394405), (20, 1115524), (40, 557762), (80, 278881)]