219027740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{3659}}^1$

素因数の和:3782

約数の個数: 48

約数和(自身を含む): 477761760

約数和(自身を除く): 258734020

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 292, 365, 410, 730, 820, 1460, 2993, 3659, 5986, 7318, 11972, 14636, 14965, 18295, 29930, 36590, 59860, 73180, 150019, 267107, 300038, 534214, 600076, 750095, 1068428, 1335535, 1500190, 2671070, 3000380, 5342140, 10951387, 21902774, 43805548, 54756935, 109513870, 219027740]

約数ペア:

[(1, 219027740), (2, 109513870), (4, 54756935), (5, 43805548), (10, 21902774), (20, 10951387), (41, 5342140), (73, 3000380), (82, 2671070), (146, 1500190), (164, 1335535), (205, 1068428), (292, 750095), (365, 600076), (410, 534214), (730, 300038), (820, 267107), (1460, 150019), (2993, 73180), (3659, 59860), (5986, 36590), (7318, 29930), (11972, 18295), (14636, 14965)]