173505220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1239323}}^1$

素因数の和:1239339

約数の個数: 24

約数和(自身を含む): 416412864

約数和(自身を除く): 242907644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1239323, 2478646, 4957292, 6196615, 8675261, 12393230, 17350522, 24786460, 34701044, 43376305, 86752610, 173505220]

約数ペア:

[(1, 173505220), (2, 86752610), (4, 43376305), (5, 34701044), (7, 24786460), (10, 17350522), (14, 12393230), (20, 8675261), (28, 6196615), (35, 4957292), (70, 2478646), (140, 1239323)]