516564580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{8329}}^1$

素因数の和:8788

約数の個数: 48

約数和(自身を含む): 1242702720

約数和(自身を除く): 726138140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1772, 2215, 3101, 4430, 6202, 8329, 8860, 12404, 15505, 16658, 31010, 33316, 41645, 58303, 62020, 83290, 116606, 166580, 233212, 291515, 583030, 1166060, 3689747, 7379494, 14758988, 18448735, 25828229, 36897470, 51656458, 73794940, 103312916, 129141145, 258282290, 516564580]

約数ペア:

[(1, 516564580), (2, 258282290), (4, 129141145), (5, 103312916), (7, 73794940), (10, 51656458), (14, 36897470), (20, 25828229), (28, 18448735), (35, 14758988), (70, 7379494), (140, 3689747), (443, 1166060), (886, 583030), (1772, 291515), (2215, 233212), (3101, 166580), (4430, 116606), (6202, 83290), (8329, 62020), (8860, 58303), (12404, 41645), (15505, 33316), (16658, 31010)]