66401260

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{4861}}^1$

素因数の和:5553

約数の個数: 24

約数和(自身を含む): 139675536

約数和(自身を除く): 73274276

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 3415, 4861, 6830, 9722, 13660, 19444, 24305, 48610, 97220, 3320063, 6640126, 13280252, 16600315, 33200630, 66401260]

約数ペア:

[(1, 66401260), (2, 33200630), (4, 16600315), (5, 13280252), (10, 6640126), (20, 3320063), (683, 97220), (1366, 48610), (2732, 24305), (3415, 19444), (4861, 13660), (6830, 9722)]