223465460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1087}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 495344640

約数和(自身を除く): 271879180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 541, 1082, 1087, 2164, 2174, 2705, 4348, 5410, 5435, 10279, 10820, 10870, 20558, 20653, 21740, 41116, 41306, 51395, 82612, 102790, 103265, 205580, 206530, 413060, 588067, 1176134, 2352268, 2940335, 5880670, 11173273, 11761340, 22346546, 44693092, 55866365, 111732730, 223465460]

約数ペア:

[(1, 223465460), (2, 111732730), (4, 55866365), (5, 44693092), (10, 22346546), (19, 11761340), (20, 11173273), (38, 5880670), (76, 2940335), (95, 2352268), (190, 1176134), (380, 588067), (541, 413060), (1082, 206530), (1087, 205580), (2164, 103265), (2174, 102790), (2705, 82612), (4348, 51395), (5410, 41306), (5435, 41116), (10279, 21740), (10820, 20653), (10870, 20558)]