7228780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27803}}^1$

素因数の和:27825

約数の個数: 24

約数和(自身を含む): 16348752

約数和(自身を除く): 9119972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27803, 55606, 111212, 139015, 278030, 361439, 556060, 722878, 1445756, 1807195, 3614390, 7228780]

約数ペア:

[(1, 7228780), (2, 3614390), (4, 1807195), (5, 1445756), (10, 722878), (13, 556060), (20, 361439), (26, 278030), (52, 139015), (65, 111212), (130, 55606), (260, 27803)]