202608020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5279}}^1$

素因数の和:5408

約数の個数: 48

約数和(自身を含む): 452390400

約数和(自身を除く): 249782380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1919, 2020, 3838, 5279, 7676, 9595, 10558, 19190, 21116, 26395, 38380, 52790, 100301, 105580, 200602, 401204, 501505, 533179, 1003010, 1066358, 2006020, 2132716, 2665895, 5331790, 10130401, 10663580, 20260802, 40521604, 50652005, 101304010, 202608020]

約数ペア:

[(1, 202608020), (2, 101304010), (4, 50652005), (5, 40521604), (10, 20260802), (19, 10663580), (20, 10130401), (38, 5331790), (76, 2665895), (95, 2132716), (101, 2006020), (190, 1066358), (202, 1003010), (380, 533179), (404, 501505), (505, 401204), (1010, 200602), (1919, 105580), (2020, 100301), (3838, 52790), (5279, 38380), (7676, 26395), (9595, 21116), (10558, 19190)]