9895940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5101}}^1$

素因数の和:5207

約数の個数: 24

約数和(自身を含む): 20999832

約数和(自身を除く): 11103892

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 5101, 10202, 20404, 25505, 51010, 102020, 494797, 989594, 1979188, 2473985, 4947970, 9895940]

約数ペア:

[(1, 9895940), (2, 4947970), (4, 2473985), (5, 1979188), (10, 989594), (20, 494797), (97, 102020), (194, 51010), (388, 25505), (485, 20404), (970, 10202), (1940, 5101)]