56839580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{405997}}^1$

素因数の和:406013

約数の個数: 24

約数和(自身を含む): 136415328

約数和(自身を除く): 79575748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 405997, 811994, 1623988, 2029985, 2841979, 4059970, 5683958, 8119940, 11367916, 14209895, 28419790, 56839580]

約数ペア:

[(1, 56839580), (2, 28419790), (4, 14209895), (5, 11367916), (7, 8119940), (10, 5683958), (14, 4059970), (20, 2841979), (28, 2029985), (35, 1623988), (70, 811994), (140, 405997)]