140072540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{61979}}^1$

素因数の和:62101

約数の個数: 24

約数和(自身を含む): 296760240

約数和(自身を除く): 156687700

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 61979, 123958, 247916, 309895, 619790, 1239580, 7003627, 14007254, 28014508, 35018135, 70036270, 140072540]

約数ペア:

[(1, 140072540), (2, 70036270), (4, 35018135), (5, 28014508), (10, 14007254), (20, 7003627), (113, 1239580), (226, 619790), (452, 309895), (565, 247916), (1130, 123958), (2260, 61979)]