5563220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21397}}^1$

素因数の和:21419

約数の個数: 24

約数和(自身を含む): 12582024

約数和(自身を除く): 7018804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 21397, 42794, 85588, 106985, 213970, 278161, 427940, 556322, 1112644, 1390805, 2781610, 5563220]

約数ペア:

[(1, 5563220), (2, 2781610), (4, 1390805), (5, 1112644), (10, 556322), (13, 427940), (20, 278161), (26, 213970), (52, 106985), (65, 85588), (130, 42794), (260, 21397)]