8135180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 18398016

約数和(自身を除く): 10262836

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 337, 340, 355, 674, 710, 1207, 1348, 1420, 1685, 2414, 3370, 4828, 5729, 6035, 6740, 11458, 12070, 22916, 23927, 24140, 28645, 47854, 57290, 95708, 114580, 119635, 239270, 406759, 478540, 813518, 1627036, 2033795, 4067590, 8135180]

約数ペア:

[(1, 8135180), (2, 4067590), (4, 2033795), (5, 1627036), (10, 813518), (17, 478540), (20, 406759), (34, 239270), (68, 119635), (71, 114580), (85, 95708), (142, 57290), (170, 47854), (284, 28645), (337, 24140), (340, 23927), (355, 22916), (674, 12070), (710, 11458), (1207, 6740), (1348, 6035), (1420, 5729), (1685, 4828), (2414, 3370)]