2664647240

素因数分解:

$2^3\times 5^1\times {\mathrm{3323}}^1\times {\mathrm{20047}}^1$

素因数の和:23381

約数の個数: 32

約数和(自身を含む): 5997559680

約数和(自身を除く): 3332912440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3323, 6646, 13292, 16615, 20047, 26584, 33230, 40094, 66460, 80188, 100235, 132920, 160376, 200470, 400940, 801880, 66616181, 133232362, 266464724, 333080905, 532929448, 666161810, 1332323620, 2664647240]

約数ペア:

[(1, 2664647240), (2, 1332323620), (4, 666161810), (5, 532929448), (8, 333080905), (10, 266464724), (20, 133232362), (40, 66616181), (3323, 801880), (6646, 400940), (13292, 200470), (16615, 160376), (20047, 132920), (26584, 100235), (33230, 80188), (40094, 66460)]