1640461966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{2383}}^1$

素因数の和:2521

約数の個数: 64

約数和(自身を含む): 3027870720

約数和(自身を除く): 1387408754

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 83, 143, 166, 286, 319, 377, 638, 754, 913, 1079, 1826, 2158, 2383, 2407, 4147, 4766, 4814, 8294, 11869, 23738, 26213, 26477, 30979, 31291, 52426, 52954, 61958, 62582, 69107, 138214, 197789, 340769, 344201, 395578, 681538, 688402, 760177, 898391, 1520354, 1796782, 2175679, 2571257, 4351358, 5142514, 5735881, 9882301, 11471762, 19764602, 28283827, 56567654, 63094691, 74566453, 126189382, 149132906, 820230983, 1640461966]

約数ペア:

[(1, 1640461966), (2, 820230983), (11, 149132906), (13, 126189382), (22, 74566453), (26, 63094691), (29, 56567654), (58, 28283827), (83, 19764602), (143, 11471762), (166, 9882301), (286, 5735881), (319, 5142514), (377, 4351358), (638, 2571257), (754, 2175679), (913, 1796782), (1079, 1520354), (1826, 898391), (2158, 760177), (2383, 688402), (2407, 681538), (4147, 395578), (4766, 344201), (4814, 340769), (8294, 197789), (11869, 138214), (23738, 69107), (26213, 62582), (26477, 61958), (30979, 52954), (31291, 52426)]