7882490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 18351360

約数和(自身を除く): 10468870

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 145, 154, 203, 290, 319, 353, 385, 406, 638, 706, 770, 1015, 1595, 1765, 2030, 2233, 2471, 3190, 3530, 3883, 4466, 4942, 7766, 10237, 11165, 12355, 19415, 20474, 22330, 24710, 27181, 38830, 51185, 54362, 71659, 102370, 112607, 135905, 143318, 225214, 271810, 358295, 563035, 716590, 788249, 1126070, 1576498, 3941245, 7882490]

約数ペア:

[(1, 7882490), (2, 3941245), (5, 1576498), (7, 1126070), (10, 788249), (11, 716590), (14, 563035), (22, 358295), (29, 271810), (35, 225214), (55, 143318), (58, 135905), (70, 112607), (77, 102370), (110, 71659), (145, 54362), (154, 51185), (203, 38830), (290, 27181), (319, 24710), (353, 22330), (385, 20474), (406, 19415), (638, 12355), (706, 11165), (770, 10237), (1015, 7766), (1595, 4942), (1765, 4466), (2030, 3883), (2233, 3530), (2471, 3190)]