1788740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5261}}^1$

素因数の和:5287

約数の個数: 24

約数和(自身を含む): 3978072

約数和(自身を除く): 2189332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5261, 10522, 21044, 26305, 52610, 89437, 105220, 178874, 357748, 447185, 894370, 1788740]

約数ペア:

[(1, 1788740), (2, 894370), (4, 447185), (5, 357748), (10, 178874), (17, 105220), (20, 89437), (34, 52610), (68, 26305), (85, 21044), (170, 10522), (340, 5261)]