2017634480

素因数分解:

$2^4\times 5^1\times {\mathrm{25220431}}^1$

素因数の和:25220444

約数の個数: 20

約数和(自身を含む): 4691000352

約数和(自身を除く): 2673365872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25220431, 50440862, 100881724, 126102155, 201763448, 252204310, 403526896, 504408620, 1008817240, 2017634480]

約数ペア:

[(1, 2017634480), (2, 1008817240), (4, 504408620), (5, 403526896), (8, 252204310), (10, 201763448), (16, 126102155), (20, 100881724), (40, 50440862), (80, 25220431)]