2078390045

素因数分解:

$5^1\times {\mathrm{389}}^1\times {\mathrm{829}}^1\times {\mathrm{1289}}^1$

素因数の和:2512

約数の個数: 16

約数和(自身を含む): 2505438000

約数和(自身を除く): 427047955

約数列:

[1, 5, 389, 829, 1289, 1945, 4145, 6445, 322481, 501421, 1068581, 1612405, 2507105, 5342905, 415678009, 2078390045]

約数ペア:

[(1, 2078390045), (5, 415678009), (389, 5342905), (829, 2507105), (1289, 1612405), (1945, 1068581), (4145, 501421), (6445, 322481)]