2017503760

素因数分解:

$2^4\times 5^1\times {\mathrm{25218797}}^1$

素因数の和:25218810

約数の個数: 20

約数和(自身を含む): 4690696428

約数和(自身を除く): 2673192668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25218797, 50437594, 100875188, 126093985, 201750376, 252187970, 403500752, 504375940, 1008751880, 2017503760]

約数ペア:

[(1, 2017503760), (2, 1008751880), (4, 504375940), (5, 403500752), (8, 252187970), (10, 201750376), (16, 126093985), (20, 100875188), (40, 50437594), (80, 25218797)]