105245420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{751753}}^1$

素因数の和:751769

約数の個数: 24

約数和(自身を含む): 252589344

約数和(自身を除く): 147343924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 751753, 1503506, 3007012, 3758765, 5262271, 7517530, 10524542, 15035060, 21049084, 26311355, 52622710, 105245420]

約数ペア:

[(1, 105245420), (2, 52622710), (4, 26311355), (5, 21049084), (7, 15035060), (10, 10524542), (14, 7517530), (20, 5262271), (28, 3758765), (35, 3007012), (70, 1503506), (140, 751753)]