2831380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7451}}^1$

素因数の和:7479

約数の個数: 24

約数和(自身を含む): 6259680

約数和(自身を除く): 3428300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 7451, 14902, 29804, 37255, 74510, 141569, 149020, 283138, 566276, 707845, 1415690, 2831380]

約数ペア:

[(1, 2831380), (2, 1415690), (4, 707845), (5, 566276), (10, 283138), (19, 149020), (20, 141569), (38, 74510), (76, 37255), (95, 29804), (190, 14902), (380, 7451)]