9907580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5107}}^1$

素因数の和:5213

約数の個数: 24

約数和(自身を含む): 21024528

約数和(自身を除く): 11116948

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 5107, 10214, 20428, 25535, 51070, 102140, 495379, 990758, 1981516, 2476895, 4953790, 9907580]

約数ペア:

[(1, 9907580), (2, 4953790), (4, 2476895), (5, 1981516), (10, 990758), (20, 495379), (97, 102140), (194, 51070), (388, 25535), (485, 20428), (970, 10214), (1940, 5107)]