210004460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{5449}}^1$

素因数の和:5546

約数の個数: 48

約数和(自身を含む): 461462400

約数和(自身を除く): 251457940

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1927, 3854, 5449, 7708, 9635, 10898, 19270, 21796, 27245, 38540, 54490, 108980, 223409, 256103, 446818, 512206, 893636, 1024412, 1117045, 1280515, 2234090, 2561030, 4468180, 5122060, 10500223, 21000446, 42000892, 52501115, 105002230, 210004460]

約数ペア:

[(1, 210004460), (2, 105002230), (4, 52501115), (5, 42000892), (10, 21000446), (20, 10500223), (41, 5122060), (47, 4468180), (82, 2561030), (94, 2234090), (164, 1280515), (188, 1117045), (205, 1024412), (235, 893636), (410, 512206), (470, 446818), (820, 256103), (940, 223409), (1927, 108980), (3854, 54490), (5449, 38540), (7708, 27245), (9635, 21796), (10898, 19270)]