11815110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 72

約数和(自身を含む): 31893264

約数和(自身を除く): 20078154

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 71, 86, 90, 129, 142, 213, 215, 258, 355, 387, 426, 430, 639, 645, 710, 774, 1065, 1278, 1290, 1849, 1935, 2130, 3053, 3195, 3698, 3870, 5547, 6106, 6390, 9159, 9245, 11094, 15265, 16641, 18318, 18490, 27477, 27735, 30530, 33282, 45795, 54954, 55470, 83205, 91590, 131279, 137385, 166410, 262558, 274770, 393837, 656395, 787674, 1181511, 1312790, 1969185, 2363022, 3938370, 5907555, 11815110]

約数ペア:

[(1, 11815110), (2, 5907555), (3, 3938370), (5, 2363022), (6, 1969185), (9, 1312790), (10, 1181511), (15, 787674), (18, 656395), (30, 393837), (43, 274770), (45, 262558), (71, 166410), (86, 137385), (90, 131279), (129, 91590), (142, 83205), (213, 55470), (215, 54954), (258, 45795), (355, 33282), (387, 30530), (426, 27735), (430, 27477), (639, 18490), (645, 18318), (710, 16641), (774, 15265), (1065, 11094), (1278, 9245), (1290, 9159), (1849, 6390), (1935, 6106), (2130, 5547), (3053, 3870), (3195, 3698)]