28984240

素因数分解:

$2^4\times 5^1\times {\mathrm{362303}}^1$

素因数の和:362316

約数の個数: 20

約数和(自身を含む): 67388544

約数和(自身を除く): 38404304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 362303, 724606, 1449212, 1811515, 2898424, 3623030, 5796848, 7246060, 14492120, 28984240]

約数ペア:

[(1, 28984240), (2, 14492120), (4, 7246060), (5, 5796848), (8, 3623030), (10, 2898424), (16, 1811515), (20, 1449212), (40, 724606), (80, 362303)]