42839120

素因数分解:

$2^4\times 5^1\times {\mathrm{535489}}^1$

素因数の和:535502

約数の個数: 20

約数和(自身を含む): 99601140

約数和(自身を除く): 56762020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 535489, 1070978, 2141956, 2677445, 4283912, 5354890, 8567824, 10709780, 21419560, 42839120]

約数ペア:

[(1, 42839120), (2, 21419560), (4, 10709780), (5, 8567824), (8, 5354890), (10, 4283912), (16, 2677445), (20, 2141956), (40, 1070978), (80, 535489)]