15528940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{110921}}^1$

素因数の和:110937

約数の個数: 24

約数和(自身を含む): 37269792

約数和(自身を除く): 21740852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 110921, 221842, 443684, 554605, 776447, 1109210, 1552894, 2218420, 3105788, 3882235, 7764470, 15528940]

約数ペア:

[(1, 15528940), (2, 7764470), (4, 3882235), (5, 3105788), (7, 2218420), (10, 1552894), (14, 1109210), (20, 776447), (28, 554605), (35, 443684), (70, 221842), (140, 110921)]