315167120

素因数分解:

$2^4\times 5^1\times {\mathrm{3939589}}^1$

素因数の和:3939602

約数の個数: 20

約数和(自身を含む): 732763740

約数和(自身を除く): 417596620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3939589, 7879178, 15758356, 19697945, 31516712, 39395890, 63033424, 78791780, 157583560, 315167120]

約数ペア:

[(1, 315167120), (2, 157583560), (4, 78791780), (5, 63033424), (8, 39395890), (10, 31516712), (16, 19697945), (20, 15758356), (40, 7879178), (80, 3939589)]