61919740

素因数分解:

$2^2\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{2213}}^1$

素因数の和:3621

約数の個数: 24

約数和(自身を含む): 130183200

約数和(自身を除く): 68263460

約数列:

[1, 2, 4, 5, 10, 20, 1399, 2213, 2798, 4426, 5596, 6995, 8852, 11065, 13990, 22130, 27980, 44260, 3095987, 6191974, 12383948, 15479935, 30959870, 61919740]

約数ペア:

[(1, 61919740), (2, 30959870), (4, 15479935), (5, 12383948), (10, 6191974), (20, 3095987), (1399, 44260), (2213, 27980), (2798, 22130), (4426, 13990), (5596, 11065), (6995, 8852)]