202220290

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 368167680

約数和(自身を除く): 165947390

約数列:

[1, 2, 5, 10, 211, 239, 401, 422, 478, 802, 1055, 1195, 2005, 2110, 2390, 4010, 50429, 84611, 95839, 100858, 169222, 191678, 252145, 423055, 479195, 504290, 846110, 958390, 20222029, 40444058, 101110145, 202220290]

約数ペア:

[(1, 202220290), (2, 101110145), (5, 40444058), (10, 20222029), (211, 958390), (239, 846110), (401, 504290), (422, 479195), (478, 423055), (802, 252145), (1055, 191678), (1195, 169222), (2005, 100858), (2110, 95839), (2390, 84611), (4010, 50429)]