24678740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{12721}}^1$

素因数の和:12827

約数の個数: 24

約数和(自身を含む): 52363752

約数和(自身を除く): 27685012

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 12721, 25442, 50884, 63605, 127210, 254420, 1233937, 2467874, 4935748, 6169685, 12339370, 24678740]

約数ペア:

[(1, 24678740), (2, 12339370), (4, 6169685), (5, 4935748), (10, 2467874), (20, 1233937), (97, 254420), (194, 127210), (388, 63605), (485, 50884), (970, 25442), (1940, 12721)]