28726390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37307}}^1$

素因数の和:37332

約数の個数: 32

約数和(自身を含む): 64468224

約数和(自身を除く): 35741834

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 37307, 74614, 186535, 261149, 373070, 410377, 522298, 820754, 1305745, 2051885, 2611490, 2872639, 4103770, 5745278, 14363195, 28726390]

約数ペア:

[(1, 28726390), (2, 14363195), (5, 5745278), (7, 4103770), (10, 2872639), (11, 2611490), (14, 2051885), (22, 1305745), (35, 820754), (55, 522298), (70, 410377), (77, 373070), (110, 261149), (154, 186535), (385, 74614), (770, 37307)]