2574040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 6868800

約数和(自身を除く): 4294760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 317, 406, 580, 634, 812, 1015, 1160, 1268, 1585, 1624, 2030, 2219, 2536, 3170, 4060, 4438, 6340, 8120, 8876, 9193, 11095, 12680, 17752, 18386, 22190, 36772, 44380, 45965, 64351, 73544, 88760, 91930, 128702, 183860, 257404, 321755, 367720, 514808, 643510, 1287020, 2574040]

約数ペア:

[(1, 2574040), (2, 1287020), (4, 643510), (5, 514808), (7, 367720), (8, 321755), (10, 257404), (14, 183860), (20, 128702), (28, 91930), (29, 88760), (35, 73544), (40, 64351), (56, 45965), (58, 44380), (70, 36772), (116, 22190), (140, 18386), (145, 17752), (203, 12680), (232, 11095), (280, 9193), (290, 8876), (317, 8120), (406, 6340), (580, 4438), (634, 4060), (812, 3170), (1015, 2536), (1160, 2219), (1268, 2030), (1585, 1624)]