2220512004

素因数分解:

$2^2\times 3^2\times {\mathrm{61680889}}^1$

素因数の和:61680899

約数の個数: 18

約数和(自身を含む): 5612960990

約数和(自身を除く): 3392448986

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61680889, 123361778, 185042667, 246723556, 370085334, 555128001, 740170668, 1110256002, 2220512004]

約数ペア:

[(1, 2220512004), (2, 1110256002), (3, 740170668), (4, 555128001), (6, 370085334), (9, 246723556), (12, 185042667), (18, 123361778), (36, 61680889)]