285424240

素因数分解:

$2^4\times 5^1\times {\mathrm{3567803}}^1$

素因数の和:3567816

約数の個数: 20

約数和(自身を含む): 663611544

約数和(自身を除く): 378187304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3567803, 7135606, 14271212, 17839015, 28542424, 35678030, 57084848, 71356060, 142712120, 285424240]

約数ペア:

[(1, 285424240), (2, 142712120), (4, 71356060), (5, 57084848), (8, 35678030), (10, 28542424), (16, 17839015), (20, 14271212), (40, 7135606), (80, 3567803)]