2017896880

素因数分解:

$2^4\times 5^1\times {\mathrm{25223711}}^1$

素因数の和:25223724

約数の個数: 20

約数和(自身を含む): 4691610432

約数和(自身を除く): 2673713552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25223711, 50447422, 100894844, 126118555, 201789688, 252237110, 403579376, 504474220, 1008948440, 2017896880]

約数ペア:

[(1, 2017896880), (2, 1008948440), (4, 504474220), (5, 403579376), (8, 252237110), (10, 201789688), (16, 126118555), (20, 100894844), (40, 50447422), (80, 25223711)]