51188120

素因数分解:

$2^3\times 5^1\times {\mathrm{1279703}}^1$

素因数の和:1279714

約数の個数: 16

約数和(自身を含む): 115173360

約数和(自身を除く): 63985240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1279703, 2559406, 5118812, 6398515, 10237624, 12797030, 25594060, 51188120]

約数ペア:

[(1, 51188120), (2, 25594060), (4, 12797030), (5, 10237624), (8, 6398515), (10, 5118812), (20, 2559406), (40, 1279703)]