127458140

素因数分解:

$2^2\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{4523}}^1$

素因数の和:5941

約数の個数: 24

約数和(自身を含む): 267911280

約数和(自身を除く): 140453140

約数列:

[1, 2, 4, 5, 10, 20, 1409, 2818, 4523, 5636, 7045, 9046, 14090, 18092, 22615, 28180, 45230, 90460, 6372907, 12745814, 25491628, 31864535, 63729070, 127458140]

約数ペア:

[(1, 127458140), (2, 63729070), (4, 31864535), (5, 25491628), (10, 12745814), (20, 6372907), (1409, 90460), (2818, 45230), (4523, 28180), (5636, 22615), (7045, 18092), (9046, 14090)]