4076120890

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1016489}}^1$

素因数の和:1016897

約数の個数: 16

約数和(自身を含む): 7355321640

約数和(自身を除く): 3279200750

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 1016489, 2032978, 5082445, 10164890, 407612089, 815224178, 2038060445, 4076120890]

約数ペア:

[(1, 4076120890), (2, 2038060445), (5, 815224178), (10, 407612089), (401, 10164890), (802, 5082445), (2005, 2032978), (4010, 1016489)]