2004620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{887}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 4251744

約数和(自身を除く): 2247124

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 887, 1130, 1774, 2260, 3548, 4435, 8870, 17740, 100231, 200462, 400924, 501155, 1002310, 2004620]

約数ペア:

[(1, 2004620), (2, 1002310), (4, 501155), (5, 400924), (10, 200462), (20, 100231), (113, 17740), (226, 8870), (452, 4435), (565, 3548), (887, 2260), (1130, 1774)]