200354320

素因数分解:

$2^4\times 5^1\times {\mathrm{2504429}}^1$

素因数の和:2504442

約数の個数: 20

約数和(自身を含む): 465823980

約数和(自身を除く): 265469660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2504429, 5008858, 10017716, 12522145, 20035432, 25044290, 40070864, 50088580, 100177160, 200354320]

約数ペア:

[(1, 200354320), (2, 100177160), (4, 50088580), (5, 40070864), (8, 25044290), (10, 20035432), (16, 12522145), (20, 10017716), (40, 5008858), (80, 2504429)]