42356440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151273}}^1$

素因数の和:151291

約数の個数: 32

約数和(自身を含む): 108917280

約数和(自身を除く): 66560840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 151273, 302546, 605092, 756365, 1058911, 1210184, 1512730, 2117822, 3025460, 4235644, 5294555, 6050920, 8471288, 10589110, 21178220, 42356440]

約数ペア:

[(1, 42356440), (2, 21178220), (4, 10589110), (5, 8471288), (7, 6050920), (8, 5294555), (10, 4235644), (14, 3025460), (20, 2117822), (28, 1512730), (35, 1210184), (40, 1058911), (56, 756365), (70, 605092), (140, 302546), (280, 151273)]