317006960

素因数分解:

$2^4\times 5^1\times {\mathrm{3962587}}^1$

素因数の和:3962600

約数の個数: 20

約数和(自身を含む): 737041368

約数和(自身を除く): 420034408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3962587, 7925174, 15850348, 19812935, 31700696, 39625870, 63401392, 79251740, 158503480, 317006960]

約数ペア:

[(1, 317006960), (2, 158503480), (4, 79251740), (5, 63401392), (8, 39625870), (10, 31700696), (16, 19812935), (20, 15850348), (40, 7925174), (80, 3962587)]