3178280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11351}}^1$

素因数の和:11369

約数の個数: 32

約数和(自身を含む): 8173440

約数和(自身を除く): 4995160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 11351, 22702, 45404, 56755, 79457, 90808, 113510, 158914, 227020, 317828, 397285, 454040, 635656, 794570, 1589140, 3178280]

約数ペア:

[(1, 3178280), (2, 1589140), (4, 794570), (5, 635656), (7, 454040), (8, 397285), (10, 317828), (14, 227020), (20, 158914), (28, 113510), (35, 90808), (40, 79457), (56, 56755), (70, 45404), (140, 22702), (280, 11351)]