25019740

素因数分解:

$2^2\times 5^1\times {\mathrm{947}}^1\times {\mathrm{1321}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 52636752

約数和(自身を除く): 27617012

約数列:

[1, 2, 4, 5, 10, 20, 947, 1321, 1894, 2642, 3788, 4735, 5284, 6605, 9470, 13210, 18940, 26420, 1250987, 2501974, 5003948, 6254935, 12509870, 25019740]

約数ペア:

[(1, 25019740), (2, 12509870), (4, 6254935), (5, 5003948), (10, 2501974), (20, 1250987), (947, 26420), (1321, 18940), (1894, 13210), (2642, 9470), (3788, 6605), (4735, 5284)]