2521220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9697}}^1$

素因数の和:9719

約数の個数: 24

約数和(自身を含む): 5702424

約数和(自身を除く): 3181204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 9697, 19394, 38788, 48485, 96970, 126061, 193940, 252122, 504244, 630305, 1260610, 2521220]

約数ペア:

[(1, 2521220), (2, 1260610), (4, 630305), (5, 504244), (10, 252122), (13, 193940), (20, 126061), (26, 96970), (52, 48485), (65, 38788), (130, 19394), (260, 9697)]