2009554760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2644151}}^1$

素因数の和:2644181

約数の個数: 32

約数和(自身を含む): 4759473600

約数和(自身を除く): 2749918840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2644151, 5288302, 10576604, 13220755, 21153208, 26441510, 50238869, 52883020, 100477738, 105766040, 200955476, 251194345, 401910952, 502388690, 1004777380, 2009554760]

約数ペア:

[(1, 2009554760), (2, 1004777380), (4, 502388690), (5, 401910952), (8, 251194345), (10, 200955476), (19, 105766040), (20, 100477738), (38, 52883020), (40, 50238869), (76, 26441510), (95, 21153208), (152, 13220755), (190, 10576604), (380, 5288302), (760, 2644151)]