156947619740

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{6469399}}^1$

素因数の和:6470621

約数の個数: 24

約数和(自身を含む): 329861767200

約数和(自身を除く): 172914147460

約数列:

[1, 2, 4, 5, 10, 20, 1213, 2426, 4852, 6065, 12130, 24260, 6469399, 12938798, 25877596, 32346995, 64693990, 129387980, 7847380987, 15694761974, 31389523948, 39236904935, 78473809870, 156947619740]

約数ペア:

[(1, 156947619740), (2, 78473809870), (4, 39236904935), (5, 31389523948), (10, 15694761974), (20, 7847380987), (1213, 129387980), (2426, 64693990), (4852, 32346995), (6065, 25877596), (12130, 12938798), (24260, 6469399)]