311940740

素因数分解:

$2^2\times 5^1\times {\mathrm{2713}}^1\times {\mathrm{5749}}^1$

素因数の和:8471

約数の個数: 24

約数和(自身を含む): 655431000

約数和(自身を除く): 343490260

約数列:

[1, 2, 4, 5, 10, 20, 2713, 5426, 5749, 10852, 11498, 13565, 22996, 27130, 28745, 54260, 57490, 114980, 15597037, 31194074, 62388148, 77985185, 155970370, 311940740]

約数ペア:

[(1, 311940740), (2, 155970370), (4, 77985185), (5, 62388148), (10, 31194074), (20, 15597037), (2713, 114980), (5426, 57490), (5749, 54260), (10852, 28745), (11498, 27130), (13565, 22996)]