3259820

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 6879600

約数和(自身を除く): 3619780

約数列:

[1, 2, 4, 5, 10, 20, 389, 419, 778, 838, 1556, 1676, 1945, 2095, 3890, 4190, 7780, 8380, 162991, 325982, 651964, 814955, 1629910, 3259820]

約数ペア:

[(1, 3259820), (2, 1629910), (4, 814955), (5, 651964), (10, 325982), (20, 162991), (389, 8380), (419, 7780), (778, 4190), (838, 3890), (1556, 2095), (1676, 1945)]