2016308980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{103613}}^1$

素因数の和:103768

約数の個数: 48

約数和(自身を含む): 4874002560

約数和(自身を除く): 2857693580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 19460, 103613, 207226, 414452, 518065, 725291, 1036130, 1450582, 2072260, 2901164, 3626455, 7252910, 14402207, 14505820, 28804414, 57608828, 72011035, 100815449, 144022070, 201630898, 288044140, 403261796, 504077245, 1008154490, 2016308980]

約数ペア:

[(1, 2016308980), (2, 1008154490), (4, 504077245), (5, 403261796), (7, 288044140), (10, 201630898), (14, 144022070), (20, 100815449), (28, 72011035), (35, 57608828), (70, 28804414), (139, 14505820), (140, 14402207), (278, 7252910), (556, 3626455), (695, 2901164), (973, 2072260), (1390, 1450582), (1946, 1036130), (2780, 725291), (3892, 518065), (4865, 414452), (9730, 207226), (19460, 103613)]