2765420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19753}}^1$

素因数の和:19769

約数の個数: 24

約数和(自身を含む): 6637344

約数和(自身を除く): 3871924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19753, 39506, 79012, 98765, 138271, 197530, 276542, 395060, 553084, 691355, 1382710, 2765420]

約数ペア:

[(1, 2765420), (2, 1382710), (4, 691355), (5, 553084), (7, 395060), (10, 276542), (14, 197530), (20, 138271), (28, 98765), (35, 79012), (70, 39506), (140, 19753)]