4921060

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1249}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 10395000

約数和(自身を除く): 5473940

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1249, 1970, 2498, 3940, 4996, 6245, 12490, 24980, 246053, 492106, 984212, 1230265, 2460530, 4921060]

約数ペア:

[(1, 4921060), (2, 2460530), (4, 1230265), (5, 984212), (10, 492106), (20, 246053), (197, 24980), (394, 12490), (788, 6245), (985, 4996), (1249, 3940), (1970, 2498)]