7157480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16267}}^1$

素因数の和:16289

約数の個数: 32

約数和(自身を含む): 17569440

約数和(自身を除く): 10411960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16267, 32534, 65068, 81335, 130136, 162670, 178937, 325340, 357874, 650680, 715748, 894685, 1431496, 1789370, 3578740, 7157480]

約数ペア:

[(1, 7157480), (2, 3578740), (4, 1789370), (5, 1431496), (8, 894685), (10, 715748), (11, 650680), (20, 357874), (22, 325340), (40, 178937), (44, 162670), (55, 130136), (88, 81335), (110, 65068), (220, 32534), (440, 16267)]