9238280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2381}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 21009240

約数和(自身を除く): 11770960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 2381, 3880, 4762, 9524, 11905, 19048, 23810, 47620, 95240, 230957, 461914, 923828, 1154785, 1847656, 2309570, 4619140, 9238280]

約数ペア:

[(1, 9238280), (2, 4619140), (4, 2309570), (5, 1847656), (8, 1154785), (10, 923828), (20, 461914), (40, 230957), (97, 95240), (194, 47620), (388, 23810), (485, 19048), (776, 11905), (970, 9524), (1940, 4762), (2381, 3880)]