138716380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{630529}}^1$

素因数の和:630549

約数の個数: 24

約数和(自身を含む): 317787120

約数和(自身を除く): 179070740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 630529, 1261058, 2522116, 3152645, 6305290, 6935819, 12610580, 13871638, 27743276, 34679095, 69358190, 138716380]

約数ペア:

[(1, 138716380), (2, 69358190), (4, 34679095), (5, 27743276), (10, 13871638), (11, 12610580), (20, 6935819), (22, 6305290), (44, 3152645), (55, 2522116), (110, 1261058), (220, 630529)]