140555408

素因数分解:

$2^4\times 7^1\times {\mathrm{1254959}}^1$

素因数の和:1254974

約数の個数: 20

約数和(自身を含む): 311230080

約数和(自身を除く): 170674672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1254959, 2509918, 5019836, 8784713, 10039672, 17569426, 20079344, 35138852, 70277704, 140555408]

約数ペア:

[(1, 140555408), (2, 70277704), (4, 35138852), (7, 20079344), (8, 17569426), (14, 10039672), (16, 8784713), (28, 5019836), (56, 2509918), (112, 1254959)]