4209020

素因数分解:

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

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 8887200

約数和(自身を除く): 4678180

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 919, 1145, 1838, 2290, 3676, 4580, 4595, 9190, 18380, 210451, 420902, 841804, 1052255, 2104510, 4209020]

約数ペア:

[(1, 4209020), (2, 2104510), (4, 1052255), (5, 841804), (10, 420902), (20, 210451), (229, 18380), (458, 9190), (916, 4595), (919, 4580), (1145, 3676), (1838, 2290)]