8418040

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{919}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 19044000

約数和(自身を除く): 10625960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 919, 1145, 1832, 1838, 2290, 3676, 4580, 4595, 7352, 9160, 9190, 18380, 36760, 210451, 420902, 841804, 1052255, 1683608, 2104510, 4209020, 8418040]

約数ペア:

[(1, 8418040), (2, 4209020), (4, 2104510), (5, 1683608), (8, 1052255), (10, 841804), (20, 420902), (40, 210451), (229, 36760), (458, 18380), (916, 9190), (919, 9160), (1145, 7352), (1832, 4595), (1838, 4580), (2290, 3676)]