27821360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{49681}}^1$

素因数の和:49701

約数の個数: 40

約数和(自身を含む): 73926816

約数和(自身を除く): 46105456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 49681, 99362, 198724, 248405, 347767, 397448, 496810, 695534, 794896, 993620, 1391068, 1738835, 1987240, 2782136, 3477670, 3974480, 5564272, 6955340, 13910680, 27821360]

約数ペア:

[(1, 27821360), (2, 13910680), (4, 6955340), (5, 5564272), (7, 3974480), (8, 3477670), (10, 2782136), (14, 1987240), (16, 1738835), (20, 1391068), (28, 993620), (35, 794896), (40, 695534), (56, 496810), (70, 397448), (80, 347767), (112, 248405), (140, 198724), (280, 99362), (560, 49681)]