207822980

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{41399}}^1$

素因数の和:41659

約数の個数: 24

約数和(自身を含む): 438177600

約数和(自身を除く): 230354620

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 41399, 82798, 165596, 206995, 413990, 827980, 10391149, 20782298, 41564596, 51955745, 103911490, 207822980]

約数ペア:

[(1, 207822980), (2, 103911490), (4, 51955745), (5, 41564596), (10, 20782298), (20, 10391149), (251, 827980), (502, 413990), (1004, 206995), (1255, 165596), (2510, 82798), (5020, 41399)]