153959540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1099711}}^1$

素因数の和:1099727

約数の個数: 24

約数和(自身を含む): 369503232

約数和(自身を除く): 215543692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1099711, 2199422, 4398844, 5498555, 7697977, 10997110, 15395954, 21994220, 30791908, 38489885, 76979770, 153959540]

約数ペア:

[(1, 153959540), (2, 76979770), (4, 38489885), (5, 30791908), (7, 21994220), (10, 15395954), (14, 10997110), (20, 7697977), (28, 5498555), (35, 4398844), (70, 2199422), (140, 1099711)]