551480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 1315440

約数和(自身を除く): 763960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 811, 1622, 3244, 4055, 6488, 8110, 13787, 16220, 27574, 32440, 55148, 68935, 110296, 137870, 275740, 551480]

約数ペア:

[(1, 551480), (2, 275740), (4, 137870), (5, 110296), (8, 68935), (10, 55148), (17, 32440), (20, 27574), (34, 16220), (40, 13787), (68, 8110), (85, 6488), (136, 4055), (170, 3244), (340, 1622), (680, 811)]