87268760

素因数分解:

$2^3\times 5^1\times {\mathrm{2181719}}^1$

素因数の和:2181730

約数の個数: 16

約数和(自身を含む): 196354800

約数和(自身を除く): 109086040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2181719, 4363438, 8726876, 10908595, 17453752, 21817190, 43634380, 87268760]

約数ペア:

[(1, 87268760), (2, 43634380), (4, 21817190), (5, 17453752), (8, 10908595), (10, 8726876), (20, 4363438), (40, 2181719)]