5719220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21997}}^1$

素因数の和:22019

約数の個数: 24

約数和(自身を含む): 12934824

約数和(自身を除く): 7215604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 21997, 43994, 87988, 109985, 219970, 285961, 439940, 571922, 1143844, 1429805, 2859610, 5719220]

約数ペア:

[(1, 5719220), (2, 2859610), (4, 1429805), (5, 1143844), (10, 571922), (13, 439940), (20, 285961), (26, 219970), (52, 109985), (65, 87988), (130, 43994), (260, 21997)]