42841240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82387}}^1$

素因数の和:82411

約数の個数: 32

約数和(自身を含む): 103808880

約数和(自身を除く): 60967640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 82387, 164774, 329548, 411935, 659096, 823870, 1071031, 1647740, 2142062, 3295480, 4284124, 5355155, 8568248, 10710310, 21420620, 42841240]

約数ペア:

[(1, 42841240), (2, 21420620), (4, 10710310), (5, 8568248), (8, 5355155), (10, 4284124), (13, 3295480), (20, 2142062), (26, 1647740), (40, 1071031), (52, 823870), (65, 659096), (104, 411935), (130, 329548), (260, 164774), (520, 82387)]