156909340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1120781}}^1$

素因数の和:1120797

約数の個数: 24

約数和(自身を含む): 376582752

約数和(自身を除く): 219673412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1120781, 2241562, 4483124, 5603905, 7845467, 11207810, 15690934, 22415620, 31381868, 39227335, 78454670, 156909340]

約数ペア:

[(1, 156909340), (2, 78454670), (4, 39227335), (5, 31381868), (7, 22415620), (10, 15690934), (14, 11207810), (20, 7845467), (28, 5603905), (35, 4483124), (70, 2241562), (140, 1120781)]