13969580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 31370976

約数和(自身を除く): 17401396

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 181, 227, 340, 362, 454, 724, 905, 908, 1135, 1810, 2270, 3077, 3620, 3859, 4540, 6154, 7718, 12308, 15385, 15436, 19295, 30770, 38590, 41087, 61540, 77180, 82174, 164348, 205435, 410870, 698479, 821740, 1396958, 2793916, 3492395, 6984790, 13969580]

約数ペア:

[(1, 13969580), (2, 6984790), (4, 3492395), (5, 2793916), (10, 1396958), (17, 821740), (20, 698479), (34, 410870), (68, 205435), (85, 164348), (170, 82174), (181, 77180), (227, 61540), (340, 41087), (362, 38590), (454, 30770), (724, 19295), (905, 15436), (908, 15385), (1135, 12308), (1810, 7718), (2270, 6154), (3077, 4540), (3620, 3859)]