13128280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29837}}^1$

素因数の和:29859

約数の個数: 32

約数和(自身を含む): 32225040

約数和(自身を除く): 19096760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 29837, 59674, 119348, 149185, 238696, 298370, 328207, 596740, 656414, 1193480, 1312828, 1641035, 2625656, 3282070, 6564140, 13128280]

約数ペア:

[(1, 13128280), (2, 6564140), (4, 3282070), (5, 2625656), (8, 1641035), (10, 1312828), (11, 1193480), (20, 656414), (22, 596740), (40, 328207), (44, 298370), (55, 238696), (88, 149185), (110, 119348), (220, 59674), (440, 29837)]