20102200

素因数分解:

$2^3\times 5^2\times {\mathrm{100511}}^1$

素因数の和:100527

約数の個数: 24

約数和(自身を含む): 46738080

約数和(自身を除く): 26635880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 100511, 201022, 402044, 502555, 804088, 1005110, 2010220, 2512775, 4020440, 5025550, 10051100, 20102200]

約数ペア:

[(1, 20102200), (2, 10051100), (4, 5025550), (5, 4020440), (8, 2512775), (10, 2010220), (20, 1005110), (25, 804088), (40, 502555), (50, 402044), (100, 201022), (200, 100511)]