5440760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10463}}^1$

素因数の和:10487

約数の個数: 32

約数和(自身を含む): 13184640

約数和(自身を除く): 7743880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 10463, 20926, 41852, 52315, 83704, 104630, 136019, 209260, 272038, 418520, 544076, 680095, 1088152, 1360190, 2720380, 5440760]

約数ペア:

[(1, 5440760), (2, 2720380), (4, 1360190), (5, 1088152), (8, 680095), (10, 544076), (13, 418520), (20, 272038), (26, 209260), (40, 136019), (52, 104630), (65, 83704), (104, 52315), (130, 41852), (260, 20926), (520, 10463)]