171640370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{21977}}^1$

素因数の和:22066

約数の個数: 32

約数和(自身を含む): 341801856

約数和(自身を除く): 170161486

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 21977, 43954, 109885, 219770, 241747, 483494, 1208735, 1560367, 2417470, 3120734, 7801835, 15603670, 17164037, 34328074, 85820185, 171640370]

約数ペア:

[(1, 171640370), (2, 85820185), (5, 34328074), (10, 17164037), (11, 15603670), (22, 7801835), (55, 3120734), (71, 2417470), (110, 1560367), (142, 1208735), (355, 483494), (710, 241747), (781, 219770), (1562, 109885), (3905, 43954), (7810, 21977)]