1300780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5003}}^1$

素因数の和:5025

約数の個数: 24

約数和(自身を含む): 2942352

約数和(自身を除く): 1641572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5003, 10006, 20012, 25015, 50030, 65039, 100060, 130078, 260156, 325195, 650390, 1300780]

約数ペア:

[(1, 1300780), (2, 650390), (4, 325195), (5, 260156), (10, 130078), (13, 100060), (20, 65039), (26, 50030), (52, 25015), (65, 20012), (130, 10006), (260, 5003)]