3990404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1019}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 7711200

約数和(自身を除く): 3720796

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1019, 1958, 2038, 3916, 4076, 11209, 22418, 44836, 90691, 181382, 362764, 997601, 1995202, 3990404]

約数ペア:

[(1, 3990404), (2, 1995202), (4, 997601), (11, 362764), (22, 181382), (44, 90691), (89, 44836), (178, 22418), (356, 11209), (979, 4076), (1019, 3916), (1958, 2038)]