223836860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{860911}}^1$

素因数の和:860933

約数の個数: 24

約数和(自身を含む): 506216256

約数和(自身を除く): 282379396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 860911, 1721822, 3443644, 4304555, 8609110, 11191843, 17218220, 22383686, 44767372, 55959215, 111918430, 223836860]

約数ペア:

[(1, 223836860), (2, 111918430), (4, 55959215), (5, 44767372), (10, 22383686), (13, 17218220), (20, 11191843), (26, 8609110), (52, 4304555), (65, 3443644), (130, 1721822), (260, 860911)]