1982090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 4005504

約数和(自身を除く): 2023414

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 487, 814, 974, 2035, 2435, 4070, 4870, 5357, 10714, 18019, 26785, 36038, 53570, 90095, 180190, 198209, 396418, 991045, 1982090]

約数ペア:

[(1, 1982090), (2, 991045), (5, 396418), (10, 198209), (11, 180190), (22, 90095), (37, 53570), (55, 36038), (74, 26785), (110, 18019), (185, 10714), (370, 5357), (407, 4870), (487, 4070), (814, 2435), (974, 2035)]