2678180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7877}}^1$

素因数の和:7903

約数の個数: 24

約数和(自身を含む): 5955768

約数和(自身を除く): 3277588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 7877, 15754, 31508, 39385, 78770, 133909, 157540, 267818, 535636, 669545, 1339090, 2678180]

約数ペア:

[(1, 2678180), (2, 1339090), (4, 669545), (5, 535636), (10, 267818), (17, 157540), (20, 133909), (34, 78770), (68, 39385), (85, 31508), (170, 15754), (340, 7877)]