315040120

素因数分解:

$2^3\times 5^1\times {\mathrm{7876003}}^1$

素因数の和:7876014

約数の個数: 16

約数和(自身を含む): 708840360

約数和(自身を除く): 393800240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7876003, 15752006, 31504012, 39380015, 63008024, 78760030, 157520060, 315040120]

約数ペア:

[(1, 315040120), (2, 157520060), (4, 78760030), (5, 63008024), (8, 39380015), (10, 31504012), (20, 15752006), (40, 7876003)]