12127790

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1249}}^1$

素因数の和:2227

約数の個数: 16

約数和(自身を含む): 21870000

約数和(自身を除く): 9742210

約数列:

[1, 2, 5, 10, 971, 1249, 1942, 2498, 4855, 6245, 9710, 12490, 1212779, 2425558, 6063895, 12127790]

約数ペア:

[(1, 12127790), (2, 6063895), (5, 2425558), (10, 1212779), (971, 12490), (1249, 9710), (1942, 6245), (2498, 4855)]