190899930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{489487}}^1$

素因数の和:489510

約数の個数: 32

約数和(自身を含む): 493403904

約数和(自身を除く): 302503974

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 489487, 978974, 1468461, 2447435, 2936922, 4894870, 6363331, 7342305, 12726662, 14684610, 19089993, 31816655, 38179986, 63633310, 95449965, 190899930]

約数ペア:

[(1, 190899930), (2, 95449965), (3, 63633310), (5, 38179986), (6, 31816655), (10, 19089993), (13, 14684610), (15, 12726662), (26, 7342305), (30, 6363331), (39, 4894870), (65, 2936922), (78, 2447435), (130, 1468461), (195, 978974), (390, 489487)]