107780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 240408

約数和(自身を除く): 132628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 317, 340, 634, 1268, 1585, 3170, 5389, 6340, 10778, 21556, 26945, 53890, 107780]

約数ペア:

[(1, 107780), (2, 53890), (4, 26945), (5, 21556), (10, 10778), (17, 6340), (20, 5389), (34, 3170), (68, 1585), (85, 1268), (170, 634), (317, 340)]