248834780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43051}}^1$

素因数の和:43094

約数の個数: 36

約数和(自身を含む): 555112488

約数和(自身を除く): 306277708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 43051, 86102, 172204, 215255, 430510, 731867, 861020, 1463734, 2927468, 3659335, 7318670, 12441739, 14637340, 24883478, 49766956, 62208695, 124417390, 248834780]

約数ペア:

[(1, 248834780), (2, 124417390), (4, 62208695), (5, 49766956), (10, 24883478), (17, 14637340), (20, 12441739), (34, 7318670), (68, 3659335), (85, 2927468), (170, 1463734), (289, 861020), (340, 731867), (578, 430510), (1156, 215255), (1445, 172204), (2890, 86102), (5780, 43051)]