51428660

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{13463}}^1$

素因数の和:13663

約数の個数: 24

約数和(自身を含む): 108573696

約数和(自身を除く): 57145036

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 13463, 26926, 53852, 67315, 134630, 269260, 2571433, 5142866, 10285732, 12857165, 25714330, 51428660]

約数ペア:

[(1, 51428660), (2, 25714330), (4, 12857165), (5, 10285732), (10, 5142866), (20, 2571433), (191, 269260), (382, 134630), (764, 67315), (955, 53852), (1910, 26926), (3820, 13463)]