306077980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1177223}}^1$

素因数の和:1177245

約数の個数: 24

約数和(自身を含む): 692207712

約数和(自身を除く): 386129732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1177223, 2354446, 4708892, 5886115, 11772230, 15303899, 23544460, 30607798, 61215596, 76519495, 153038990, 306077980]

約数ペア:

[(1, 306077980), (2, 153038990), (4, 76519495), (5, 61215596), (10, 30607798), (13, 23544460), (20, 15303899), (26, 11772230), (52, 5886115), (65, 4708892), (130, 2354446), (260, 1177223)]