7888460

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2879}}^1$

素因数の和:3025

約数の個数: 24

約数和(自身を含む): 16692480

約数和(自身を除く): 8804020

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 2879, 5758, 11516, 14395, 28790, 57580, 394423, 788846, 1577692, 1972115, 3944230, 7888460]

約数ペア:

[(1, 7888460), (2, 3944230), (4, 1972115), (5, 1577692), (10, 788846), (20, 394423), (137, 57580), (274, 28790), (548, 14395), (685, 11516), (1370, 5758), (2740, 2879)]