2021206160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1486181}}^1$

素因数の和:1486211

約数の個数: 40

約数和(自身を含む): 4975737336

約数和(自身を除く): 2954531176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1486181, 2972362, 5944724, 7430905, 11889448, 14861810, 23778896, 25265077, 29723620, 50530154, 59447240, 101060308, 118894480, 126325385, 202120616, 252650770, 404241232, 505301540, 1010603080, 2021206160]

約数ペア:

[(1, 2021206160), (2, 1010603080), (4, 505301540), (5, 404241232), (8, 252650770), (10, 202120616), (16, 126325385), (17, 118894480), (20, 101060308), (34, 59447240), (40, 50530154), (68, 29723620), (80, 25265077), (85, 23778896), (136, 14861810), (170, 11889448), (272, 7430905), (340, 5944724), (680, 2972362), (1360, 1486181)]