20440035

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 46904832

約数和(自身を除く): 26464797

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 33, 35, 45, 51, 55, 63, 77, 85, 99, 105, 119, 153, 165, 187, 231, 255, 315, 347, 357, 385, 495, 561, 595, 693, 765, 935, 1041, 1071, 1155, 1309, 1683, 1735, 1785, 2429, 2805, 3123, 3465, 3817, 3927, 5205, 5355, 5899, 6545, 7287, 8415, 11451, 11781, 12145, 15615, 17697, 19085, 19635, 21861, 26719, 29495, 34353, 36435, 41293, 53091, 57255, 58905, 64889, 80157, 88485, 109305, 123879, 133595, 171765, 194667, 206465, 240471, 265455, 324445, 371637, 400785, 454223, 584001, 619395, 973335, 1202355, 1362669, 1858185, 2271115, 2920005, 4088007, 6813345, 20440035]

約数ペア:

[(1, 20440035), (3, 6813345), (5, 4088007), (7, 2920005), (9, 2271115), (11, 1858185), (15, 1362669), (17, 1202355), (21, 973335), (33, 619395), (35, 584001), (45, 454223), (51, 400785), (55, 371637), (63, 324445), (77, 265455), (85, 240471), (99, 206465), (105, 194667), (119, 171765), (153, 133595), (165, 123879), (187, 109305), (231, 88485), (255, 80157), (315, 64889), (347, 58905), (357, 57255), (385, 53091), (495, 41293), (561, 36435), (595, 34353), (693, 29495), (765, 26719), (935, 21861), (1041, 19635), (1071, 19085), (1155, 17697), (1309, 15615), (1683, 12145), (1735, 11781), (1785, 11451), (2429, 8415), (2805, 7287), (3123, 6545), (3465, 5899), (3817, 5355), (3927, 5205)]