7453940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28669}}^1$

素因数の和:28691

約数の個数: 24

約数和(自身を含む): 16857960

約数和(自身を除く): 9404020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28669, 57338, 114676, 143345, 286690, 372697, 573380, 745394, 1490788, 1863485, 3726970, 7453940]

約数ペア:

[(1, 7453940), (2, 3726970), (4, 1863485), (5, 1490788), (10, 745394), (13, 573380), (20, 372697), (26, 286690), (52, 143345), (65, 114676), (130, 57338), (260, 28669)]