39784240

素因数分解:

$2^4\times 5^1\times {\mathrm{497303}}^1$

素因数の和:497316

約数の個数: 20

約数和(自身を含む): 92498544

約数和(自身を除く): 52714304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 497303, 994606, 1989212, 2486515, 3978424, 4973030, 7956848, 9946060, 19892120, 39784240]

約数ペア:

[(1, 39784240), (2, 19892120), (4, 9946060), (5, 7956848), (8, 4973030), (10, 3978424), (16, 2486515), (20, 1989212), (40, 994606), (80, 497303)]