26507740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6529}}^1$

素因数の和:6574

約数の個数: 48

約数和(自身を含む): 65822400

約数和(自身を除く): 39314660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 6529, 13058, 26116, 32645, 45703, 65290, 91406, 130580, 182812, 189341, 228515, 378682, 457030, 757364, 914060, 946705, 1325387, 1893410, 2650774, 3786820, 5301548, 6626935, 13253870, 26507740]

約数ペア:

[(1, 26507740), (2, 13253870), (4, 6626935), (5, 5301548), (7, 3786820), (10, 2650774), (14, 1893410), (20, 1325387), (28, 946705), (29, 914060), (35, 757364), (58, 457030), (70, 378682), (116, 228515), (140, 189341), (145, 182812), (203, 130580), (290, 91406), (406, 65290), (580, 45703), (812, 32645), (1015, 26116), (2030, 13058), (4060, 6529)]