8741480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19867}}^1$

素因数の和:19889

約数の個数: 32

約数和(自身を含む): 21457440

約数和(自身を除く): 12715960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19867, 39734, 79468, 99335, 158936, 198670, 218537, 397340, 437074, 794680, 874148, 1092685, 1748296, 2185370, 4370740, 8741480]

約数ペア:

[(1, 8741480), (2, 4370740), (4, 2185370), (5, 1748296), (8, 1092685), (10, 874148), (11, 794680), (20, 437074), (22, 397340), (40, 218537), (44, 198670), (55, 158936), (88, 99335), (110, 79468), (220, 39734), (440, 19867)]