199580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 444528

約数和(自身を除く): 244948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 587, 1174, 2348, 2935, 5870, 9979, 11740, 19958, 39916, 49895, 99790, 199580]

約数ペア:

[(1, 199580), (2, 99790), (4, 49895), (5, 39916), (10, 19958), (17, 11740), (20, 9979), (34, 5870), (68, 2935), (85, 2348), (170, 1174), (340, 587)]