156901220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1120723}}^1$

素因数の和:1120739

約数の個数: 24

約数和(自身を含む): 376563264

約数和(自身を除く): 219662044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1120723, 2241446, 4482892, 5603615, 7845061, 11207230, 15690122, 22414460, 31380244, 39225305, 78450610, 156901220]

約数ペア:

[(1, 156901220), (2, 78450610), (4, 39225305), (5, 31380244), (7, 22414460), (10, 15690122), (14, 11207230), (20, 7845061), (28, 5603615), (35, 4482892), (70, 2241446), (140, 1120723)]