2506340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1109}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 5314680

約数和(自身を除く): 2808340

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1109, 1130, 2218, 2260, 4436, 5545, 11090, 22180, 125317, 250634, 501268, 626585, 1253170, 2506340]

約数ペア:

[(1, 2506340), (2, 1253170), (4, 626585), (5, 501268), (10, 250634), (20, 125317), (113, 22180), (226, 11090), (452, 5545), (565, 4436), (1109, 2260), (1130, 2218)]