56958020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9923}}^1$

素因数の和:9980

約数の個数: 48

約数和(自身を含む): 140047488

約数和(自身を除く): 83089468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 9923, 19846, 39692, 49615, 69461, 99230, 138922, 198460, 277844, 347305, 406843, 694610, 813686, 1389220, 1627372, 2034215, 2847901, 4068430, 5695802, 8136860, 11391604, 14239505, 28479010, 56958020]

約数ペア:

[(1, 56958020), (2, 28479010), (4, 14239505), (5, 11391604), (7, 8136860), (10, 5695802), (14, 4068430), (20, 2847901), (28, 2034215), (35, 1627372), (41, 1389220), (70, 813686), (82, 694610), (140, 406843), (164, 347305), (205, 277844), (287, 198460), (410, 138922), (574, 99230), (820, 69461), (1148, 49615), (1435, 39692), (2870, 19846), (5740, 9923)]