8748580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 19305216

約数和(自身を除く): 10556636

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 227, 235, 410, 454, 470, 820, 908, 940, 1135, 1927, 2270, 3854, 4540, 7708, 9307, 9635, 10669, 18614, 19270, 21338, 37228, 38540, 42676, 46535, 53345, 93070, 106690, 186140, 213380, 437429, 874858, 1749716, 2187145, 4374290, 8748580]

約数ペア:

[(1, 8748580), (2, 4374290), (4, 2187145), (5, 1749716), (10, 874858), (20, 437429), (41, 213380), (47, 186140), (82, 106690), (94, 93070), (164, 53345), (188, 46535), (205, 42676), (227, 38540), (235, 37228), (410, 21338), (454, 19270), (470, 18614), (820, 10669), (908, 9635), (940, 9307), (1135, 7708), (1927, 4540), (2270, 3854)]