68290460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487789}}^1$

素因数の和:487805

約数の個数: 24

約数和(自身を含む): 163897440

約数和(自身を除く): 95606980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487789, 975578, 1951156, 2438945, 3414523, 4877890, 6829046, 9755780, 13658092, 17072615, 34145230, 68290460]

約数ペア:

[(1, 68290460), (2, 34145230), (4, 17072615), (5, 13658092), (7, 9755780), (10, 6829046), (14, 4877890), (20, 3414523), (28, 2438945), (35, 1951156), (70, 975578), (140, 487789)]