204639740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{444869}}^1$

素因数の和:444901

約数の個数: 24

約数和(自身を含む): 448428960

約数和(自身を除く): 243789220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 444869, 889738, 1779476, 2224345, 4448690, 8897380, 10231987, 20463974, 40927948, 51159935, 102319870, 204639740]

約数ペア:

[(1, 204639740), (2, 102319870), (4, 51159935), (5, 40927948), (10, 20463974), (20, 10231987), (23, 8897380), (46, 4448690), (92, 2224345), (115, 1779476), (230, 889738), (460, 444869)]