1380456836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31374019}}^1$

素因数の和:31374034

約数の個数: 12

約数和(自身を含む): 2635417680

約数和(自身を除く): 1254960844

約数列:

[1, 2, 4, 11, 22, 44, 31374019, 62748038, 125496076, 345114209, 690228418, 1380456836]

約数ペア:

[(1, 1380456836), (2, 690228418), (4, 345114209), (11, 125496076), (22, 62748038), (44, 31374019)]