84935140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{43781}}^1$

素因数の和:43887

約数の個数: 24

約数和(自身を含む): 180206712

約数和(自身を除く): 95271572

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 43781, 87562, 175124, 218905, 437810, 875620, 4246757, 8493514, 16987028, 21233785, 42467570, 84935140]

約数ペア:

[(1, 84935140), (2, 42467570), (4, 21233785), (5, 16987028), (10, 8493514), (20, 4246757), (97, 875620), (194, 437810), (388, 218905), (485, 175124), (970, 87562), (1940, 43781)]