2007114620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{201923}}^1$

素因数の和:202010

約数の個数: 48

約数和(自身を含む): 4884945408

約数和(自身を除く): 2877830788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 201923, 403846, 807692, 1009615, 1413461, 2019230, 2826922, 4038460, 5653844, 7067305, 14134610, 14336533, 28269220, 28673066, 57346132, 71682665, 100355731, 143365330, 200711462, 286730660, 401422924, 501778655, 1003557310, 2007114620]

約数ペア:

[(1, 2007114620), (2, 1003557310), (4, 501778655), (5, 401422924), (7, 286730660), (10, 200711462), (14, 143365330), (20, 100355731), (28, 71682665), (35, 57346132), (70, 28673066), (71, 28269220), (140, 14336533), (142, 14134610), (284, 7067305), (355, 5653844), (497, 4038460), (710, 2826922), (994, 2019230), (1420, 1413461), (1988, 1009615), (2485, 807692), (4970, 403846), (9940, 201923)]