28709260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4967}}^1$

素因数の和:5010

約数の個数: 36

約数和(自身を含む): 64057392

約数和(自身を除く): 35348132

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 4967, 5780, 9934, 19868, 24835, 49670, 84439, 99340, 168878, 337756, 422195, 844390, 1435463, 1688780, 2870926, 5741852, 7177315, 14354630, 28709260]

約数ペア:

[(1, 28709260), (2, 14354630), (4, 7177315), (5, 5741852), (10, 2870926), (17, 1688780), (20, 1435463), (34, 844390), (68, 422195), (85, 337756), (170, 168878), (289, 99340), (340, 84439), (578, 49670), (1156, 24835), (1445, 19868), (2890, 9934), (4967, 5780)]