20167939330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1871}}^1\times {\mathrm{13999}}^1$

素因数の和:15895

約数の個数: 64

約数和(自身を含む): 45287424000

約数和(自身を除く): 25119484670

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 1871, 3742, 9355, 13097, 13999, 18710, 20581, 26194, 27998, 41162, 65485, 69995, 97993, 102905, 130970, 139990, 144067, 153989, 195986, 205810, 288134, 307978, 489965, 720335, 769945, 979930, 1077923, 1440670, 1539890, 2155846, 5389615, 10779230, 26192129, 52384258, 130960645, 183344903, 261921290, 288113419, 366689806, 576226838, 916724515, 1440567095, 1833449030, 2016793933, 2881134190, 4033587866, 10083969665, 20167939330]

約数ペア:

[(1, 20167939330), (2, 10083969665), (5, 4033587866), (7, 2881134190), (10, 2016793933), (11, 1833449030), (14, 1440567095), (22, 916724515), (35, 576226838), (55, 366689806), (70, 288113419), (77, 261921290), (110, 183344903), (154, 130960645), (385, 52384258), (770, 26192129), (1871, 10779230), (3742, 5389615), (9355, 2155846), (13097, 1539890), (13999, 1440670), (18710, 1077923), (20581, 979930), (26194, 769945), (27998, 720335), (41162, 489965), (65485, 307978), (69995, 288134), (97993, 205810), (102905, 195986), (130970, 153989), (139990, 144067)]