201395540

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{9767}}^1$

素因数の和:10807

約数の個数: 24

約数和(自身を含む): 423384192

約数和(自身を除く): 221988652

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 4124, 5155, 9767, 10310, 19534, 20620, 39068, 48835, 97670, 195340, 10069777, 20139554, 40279108, 50348885, 100697770, 201395540]

約数ペア:

[(1, 201395540), (2, 100697770), (4, 50348885), (5, 40279108), (10, 20139554), (20, 10069777), (1031, 195340), (2062, 97670), (4124, 48835), (5155, 39068), (9767, 20620), (10310, 19534)]