8499140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 19476912

約数和(自身を除く): 10977772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 337, 388, 485, 674, 970, 1261, 1348, 1685, 1940, 2522, 3370, 4381, 5044, 6305, 6740, 8762, 12610, 17524, 21905, 25220, 32689, 43810, 65378, 87620, 130756, 163445, 326890, 424957, 653780, 849914, 1699828, 2124785, 4249570, 8499140]

約数ペア:

[(1, 8499140), (2, 4249570), (4, 2124785), (5, 1699828), (10, 849914), (13, 653780), (20, 424957), (26, 326890), (52, 163445), (65, 130756), (97, 87620), (130, 65378), (194, 43810), (260, 32689), (337, 25220), (388, 21905), (485, 17524), (674, 12610), (970, 8762), (1261, 6740), (1348, 6305), (1685, 5044), (1940, 4381), (2522, 3370)]