2018986040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{753353}}^1$

素因数の和:753431

約数の個数: 32

約数和(自身を含む): 4610526480

約数和(自身を除く): 2591540440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 753353, 1506706, 3013412, 3766765, 6026824, 7533530, 15067060, 30134120, 50474651, 100949302, 201898604, 252373255, 403797208, 504746510, 1009493020, 2018986040]

約数ペア:

[(1, 2018986040), (2, 1009493020), (4, 504746510), (5, 403797208), (8, 252373255), (10, 201898604), (20, 100949302), (40, 50474651), (67, 30134120), (134, 15067060), (268, 7533530), (335, 6026824), (536, 3766765), (670, 3013412), (1340, 1506706), (2680, 753353)]