2489402470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:1045

約数の個数: 64

約数和(自身を含む): 4795324416

約数和(自身を除く): 2305921946

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 421, 470, 547, 842, 1081, 1094, 2105, 2162, 2735, 4210, 5405, 5470, 9683, 10810, 12581, 19366, 19787, 25162, 25709, 39574, 48415, 51418, 62905, 96830, 98935, 125810, 128545, 197870, 230287, 257090, 455101, 460574, 591307, 910202, 1151435, 1182614, 2275505, 2302870, 2956535, 4551010, 5296601, 5913070, 10593202, 10823489, 21646978, 26483005, 52966010, 54117445, 108234890, 248940247, 497880494, 1244701235, 2489402470]

約数ペア:

[(1, 2489402470), (2, 1244701235), (5, 497880494), (10, 248940247), (23, 108234890), (46, 54117445), (47, 52966010), (94, 26483005), (115, 21646978), (230, 10823489), (235, 10593202), (421, 5913070), (470, 5296601), (547, 4551010), (842, 2956535), (1081, 2302870), (1094, 2275505), (2105, 1182614), (2162, 1151435), (2735, 910202), (4210, 591307), (5405, 460574), (5470, 455101), (9683, 257090), (10810, 230287), (12581, 197870), (19366, 128545), (19787, 125810), (25162, 98935), (25709, 96830), (39574, 62905), (48415, 51418)]