27862870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 59023728

約数和(自身を除く): 31160858

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 101, 202, 245, 490, 505, 563, 707, 1010, 1126, 1414, 2815, 3535, 3941, 4949, 5630, 7070, 7882, 9898, 19705, 24745, 27587, 39410, 49490, 55174, 56863, 113726, 137935, 275870, 284315, 398041, 568630, 796082, 1990205, 2786287, 3980410, 5572574, 13931435, 27862870]

約数ペア:

[(1, 27862870), (2, 13931435), (5, 5572574), (7, 3980410), (10, 2786287), (14, 1990205), (35, 796082), (49, 568630), (70, 398041), (98, 284315), (101, 275870), (202, 137935), (245, 113726), (490, 56863), (505, 55174), (563, 49490), (707, 39410), (1010, 27587), (1126, 24745), (1414, 19705), (2815, 9898), (3535, 7882), (3941, 7070), (4949, 5630)]