200900240

素因数分解:

$2^4\times 5^1\times {\mathrm{2511253}}^1$

素因数の和:2511266

約数の個数: 20

約数和(自身を含む): 467093244

約数和(自身を除く): 266193004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2511253, 5022506, 10045012, 12556265, 20090024, 25112530, 40180048, 50225060, 100450120, 200900240]

約数ペア:

[(1, 200900240), (2, 100450120), (4, 50225060), (5, 40180048), (8, 25112530), (10, 20090024), (16, 12556265), (20, 10045012), (40, 5022506), (80, 2511253)]