2021741470

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{683}}^1\times {\mathrm{863}}^1$

素因数の和:1574

約数の個数: 64

約数和(自身を含む): 4255027200

約数和(自身を除く): 2233285730

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 683, 686, 863, 1366, 1715, 1726, 3415, 3430, 4315, 4781, 6041, 6830, 8630, 9562, 12082, 23905, 30205, 33467, 42287, 47810, 60410, 66934, 84574, 167335, 211435, 234269, 296009, 334670, 422870, 468538, 589429, 592018, 1171345, 1178858, 1480045, 2342690, 2947145, 2960090, 4126003, 5894290, 8252006, 20630015, 28882021, 41260030, 57764042, 144410105, 202174147, 288820210, 404348294, 1010870735, 2021741470]

約数ペア:

[(1, 2021741470), (2, 1010870735), (5, 404348294), (7, 288820210), (10, 202174147), (14, 144410105), (35, 57764042), (49, 41260030), (70, 28882021), (98, 20630015), (245, 8252006), (343, 5894290), (490, 4126003), (683, 2960090), (686, 2947145), (863, 2342690), (1366, 1480045), (1715, 1178858), (1726, 1171345), (3415, 592018), (3430, 589429), (4315, 468538), (4781, 422870), (6041, 334670), (6830, 296009), (8630, 234269), (9562, 211435), (12082, 167335), (23905, 84574), (30205, 66934), (33467, 60410), (42287, 47810)]