8204260

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4229}}^1$

素因数の和:4335

約数の個数: 24

約数和(自身を含む): 17410680

約数和(自身を除く): 9206420

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 4229, 8458, 16916, 21145, 42290, 84580, 410213, 820426, 1640852, 2051065, 4102130, 8204260]

約数ペア:

[(1, 8204260), (2, 4102130), (4, 2051065), (5, 1640852), (10, 820426), (20, 410213), (97, 84580), (194, 42290), (388, 21145), (485, 16916), (970, 8458), (1940, 4229)]