306584240

素因数分解:

$2^4\times 5^1\times {\mathrm{3832303}}^1$

素因数の和:3832316

約数の個数: 20

約数和(自身を含む): 712808544

約数和(自身を除く): 406224304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3832303, 7664606, 15329212, 19161515, 30658424, 38323030, 61316848, 76646060, 153292120, 306584240]

約数ペア:

[(1, 306584240), (2, 153292120), (4, 76646060), (5, 61316848), (8, 38323030), (10, 30658424), (16, 19161515), (20, 15329212), (40, 7664606), (80, 3832303)]