312528080

素因数分解:

$2^4\times 5^1\times {\mathrm{3906601}}^1$

素因数の和:3906614

約数の個数: 20

約数和(自身を含む): 726627972

約数和(自身を除く): 414099892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3906601, 7813202, 15626404, 19533005, 31252808, 39066010, 62505616, 78132020, 156264040, 312528080]

約数ペア:

[(1, 312528080), (2, 156264040), (4, 78132020), (5, 62505616), (8, 39066010), (10, 31252808), (16, 19533005), (20, 15626404), (40, 7813202), (80, 3906601)]