55651990

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{13219}}^1$

素因数の和:13647

約数の個数: 16

約数和(自身を含む): 100419120

約数和(自身を除く): 44767130

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 13219, 26438, 66095, 132190, 5565199, 11130398, 27825995, 55651990]

約数ペア:

[(1, 55651990), (2, 27825995), (5, 11130398), (10, 5565199), (421, 132190), (842, 66095), (2105, 26438), (4210, 13219)]