421788200

素因数分解:

$2^3\times 5^2\times {\mathrm{2108941}}^1$

素因数の和:2108957

約数の個数: 24

約数和(自身を含む): 980658030

約数和(自身を除く): 558869830

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 2108941, 4217882, 8435764, 10544705, 16871528, 21089410, 42178820, 52723525, 84357640, 105447050, 210894100, 421788200]

約数ペア:

[(1, 421788200), (2, 210894100), (4, 105447050), (5, 84357640), (8, 52723525), (10, 42178820), (20, 21089410), (25, 16871528), (40, 10544705), (50, 8435764), (100, 4217882), (200, 2108941)]