42660560

素因数分解:

$2^4\times 5^1\times {\mathrm{533257}}^1$

素因数の和:533270

約数の個数: 20

約数和(自身を含む): 99185988

約数和(自身を除く): 56525428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 533257, 1066514, 2133028, 2666285, 4266056, 5332570, 8532112, 10665140, 21330280, 42660560]

約数ペア:

[(1, 42660560), (2, 21330280), (4, 10665140), (5, 8532112), (8, 5332570), (10, 4266056), (16, 2666285), (20, 2133028), (40, 1066514), (80, 533257)]