2019978980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{36767}}^1$

素因数の和:36884

約数の個数: 48

約数和(自身を含む): 4410395136

約数和(自身を除く): 2390416156

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 670, 820, 1340, 2747, 5494, 10988, 13735, 27470, 36767, 54940, 73534, 147068, 183835, 367670, 735340, 1507447, 2463389, 3014894, 4926778, 6029788, 7537235, 9853556, 12316945, 15074470, 24633890, 30148940, 49267780, 100998949, 201997898, 403995796, 504994745, 1009989490, 2019978980]

約数ペア:

[(1, 2019978980), (2, 1009989490), (4, 504994745), (5, 403995796), (10, 201997898), (20, 100998949), (41, 49267780), (67, 30148940), (82, 24633890), (134, 15074470), (164, 12316945), (205, 9853556), (268, 7537235), (335, 6029788), (410, 4926778), (670, 3014894), (820, 2463389), (1340, 1507447), (2747, 735340), (5494, 367670), (10988, 183835), (13735, 147068), (27470, 73534), (36767, 54940)]