42102440

素因数分解:

$2^3\times 5^1\times {\mathrm{1052561}}^1$

素因数の和:1052572

約数の個数: 16

約数和(自身を含む): 94730580

約数和(自身を除く): 52628140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1052561, 2105122, 4210244, 5262805, 8420488, 10525610, 21051220, 42102440]

約数ペア:

[(1, 42102440), (2, 21051220), (4, 10525610), (5, 8420488), (8, 5262805), (10, 4210244), (20, 2105122), (40, 1052561)]