68676740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{641}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 157901184

約数和(自身を除く): 89224444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 487, 641, 974, 1282, 1948, 2435, 2564, 3205, 4870, 5357, 6410, 7051, 9740, 10714, 12820, 14102, 21428, 26785, 28204, 35255, 53570, 70510, 107140, 141020, 312167, 624334, 1248668, 1560835, 3121670, 3433837, 6243340, 6867674, 13735348, 17169185, 34338370, 68676740]

約数ペア:

[(1, 68676740), (2, 34338370), (4, 17169185), (5, 13735348), (10, 6867674), (11, 6243340), (20, 3433837), (22, 3121670), (44, 1560835), (55, 1248668), (110, 624334), (220, 312167), (487, 141020), (641, 107140), (974, 70510), (1282, 53570), (1948, 35255), (2435, 28204), (2564, 26785), (3205, 21428), (4870, 14102), (5357, 12820), (6410, 10714), (7051, 9740)]