42782440

素因数分解:

$2^3\times 5^1\times {\mathrm{1069561}}^1$

素因数の和:1069572

約数の個数: 16

約数和(自身を含む): 96260580

約数和(自身を除く): 53478140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1069561, 2139122, 4278244, 5347805, 8556488, 10695610, 21391220, 42782440]

約数ペア:

[(1, 42782440), (2, 21391220), (4, 10695610), (5, 8556488), (8, 5347805), (10, 4278244), (20, 2139122), (40, 1069561)]