241990280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{864251}}^1$

素因数の和:864269

約数の個数: 32

約数和(自身を含む): 622261440

約数和(自身を除く): 380271160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 864251, 1728502, 3457004, 4321255, 6049757, 6914008, 8642510, 12099514, 17285020, 24199028, 30248785, 34570040, 48398056, 60497570, 120995140, 241990280]

約数ペア:

[(1, 241990280), (2, 120995140), (4, 60497570), (5, 48398056), (7, 34570040), (8, 30248785), (10, 24199028), (14, 17285020), (20, 12099514), (28, 8642510), (35, 6914008), (40, 6049757), (56, 4321255), (70, 3457004), (140, 1728502), (280, 864251)]