7142960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8117}}^1$

素因数の和:8141

約数の個数: 40

約数和(自身を含む): 18119376

約数和(自身を除く): 10976416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 8117, 16234, 32468, 40585, 64936, 81170, 89287, 129872, 162340, 178574, 324680, 357148, 446435, 649360, 714296, 892870, 1428592, 1785740, 3571480, 7142960]

約数ペア:

[(1, 7142960), (2, 3571480), (4, 1785740), (5, 1428592), (8, 892870), (10, 714296), (11, 649360), (16, 446435), (20, 357148), (22, 324680), (40, 178574), (44, 162340), (55, 129872), (80, 89287), (88, 81170), (110, 64936), (176, 40585), (220, 32468), (440, 16234), (880, 8117)]