2019010890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{398227}}^1$

素因数の和:398263

約数の個数: 48

約数和(自身を含む): 5247052128

約数和(自身を除く): 3228041238

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 398227, 796454, 1194681, 1991135, 2389362, 3982270, 5176951, 5973405, 10353902, 11946810, 15530853, 25884755, 31061706, 51769510, 67300363, 77654265, 134600726, 155308530, 201901089, 336501815, 403802178, 673003630, 1009505445, 2019010890]

約数ペア:

[(1, 2019010890), (2, 1009505445), (3, 673003630), (5, 403802178), (6, 336501815), (10, 201901089), (13, 155308530), (15, 134600726), (26, 77654265), (30, 67300363), (39, 51769510), (65, 31061706), (78, 25884755), (130, 15530853), (169, 11946810), (195, 10353902), (338, 5973405), (390, 5176951), (507, 3982270), (845, 2389362), (1014, 1991135), (1690, 1194681), (2535, 796454), (5070, 398227)]