2142230

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 4082400

約数和(自身を除く): 1940170

約数列:

[1, 2, 5, 10, 29, 58, 83, 89, 145, 166, 178, 290, 415, 445, 830, 890, 2407, 2581, 4814, 5162, 7387, 12035, 12905, 14774, 24070, 25810, 36935, 73870, 214223, 428446, 1071115, 2142230]

約数ペア:

[(1, 2142230), (2, 1071115), (5, 428446), (10, 214223), (29, 73870), (58, 36935), (83, 25810), (89, 24070), (145, 14774), (166, 12905), (178, 12035), (290, 7387), (415, 5162), (445, 4814), (830, 2581), (890, 2407)]