12975020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8887}}^1$

素因数の和:8969

約数の個数: 24

約数和(自身を含む): 27623904

約数和(自身を除く): 14648884

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 8887, 17774, 35548, 44435, 88870, 177740, 648751, 1297502, 2595004, 3243755, 6487510, 12975020]

約数ペア:

[(1, 12975020), (2, 6487510), (4, 3243755), (5, 2595004), (10, 1297502), (20, 648751), (73, 177740), (146, 88870), (292, 44435), (365, 35548), (730, 17774), (1460, 8887)]