11431940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43969}}^1$

素因数の和:43991

約数の個数: 24

約数和(自身を含む): 25854360

約数和(自身を除く): 14422420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 43969, 87938, 175876, 219845, 439690, 571597, 879380, 1143194, 2286388, 2857985, 5715970, 11431940]

約数ペア:

[(1, 11431940), (2, 5715970), (4, 2857985), (5, 2286388), (10, 1143194), (13, 879380), (20, 571597), (26, 439690), (52, 219845), (65, 175876), (130, 87938), (260, 43969)]