1809967390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19753}}^1$

素因数の和:19802

約数の個数: 96

約数和(自身を含む): 4377802464

約数和(自身を除く): 2567835074

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 49, 55, 70, 77, 85, 98, 110, 119, 154, 170, 187, 238, 245, 374, 385, 490, 539, 595, 770, 833, 935, 1078, 1190, 1309, 1666, 1870, 2618, 2695, 4165, 5390, 6545, 8330, 9163, 13090, 18326, 19753, 39506, 45815, 91630, 98765, 138271, 197530, 217283, 276542, 335801, 434566, 671602, 691355, 967897, 1086415, 1382710, 1520981, 1679005, 1935794, 2172830, 2350607, 3041962, 3358010, 3693811, 4701214, 4839485, 7387622, 7604905, 9678970, 10646867, 11753035, 15209810, 16454249, 18469055, 21293734, 23506070, 25856677, 32908498, 36938110, 51713354, 53234335, 82271245, 106468670, 129283385, 164542490, 180996739, 258566770, 361993478, 904983695, 1809967390]

約数ペア:

[(1, 1809967390), (2, 904983695), (5, 361993478), (7, 258566770), (10, 180996739), (11, 164542490), (14, 129283385), (17, 106468670), (22, 82271245), (34, 53234335), (35, 51713354), (49, 36938110), (55, 32908498), (70, 25856677), (77, 23506070), (85, 21293734), (98, 18469055), (110, 16454249), (119, 15209810), (154, 11753035), (170, 10646867), (187, 9678970), (238, 7604905), (245, 7387622), (374, 4839485), (385, 4701214), (490, 3693811), (539, 3358010), (595, 3041962), (770, 2350607), (833, 2172830), (935, 1935794), (1078, 1679005), (1190, 1520981), (1309, 1382710), (1666, 1086415), (1870, 967897), (2618, 691355), (2695, 671602), (4165, 434566), (5390, 335801), (6545, 276542), (8330, 217283), (9163, 197530), (13090, 138271), (18326, 98765), (19753, 91630), (39506, 45815)]