2007144920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{123289}}^1$

素因数の和:123348

約数の個数: 64

約数和(自身を含む): 5059821600

約数和(自身を除く): 3052676680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 8140, 16280, 123289, 246578, 493156, 616445, 986312, 1232890, 1356179, 2465780, 2712358, 4561693, 4931560, 5424716, 6780895, 9123386, 10849432, 13561790, 18246772, 22808465, 27123580, 36493544, 45616930, 50178623, 54247160, 91233860, 100357246, 182467720, 200714492, 250893115, 401428984, 501786230, 1003572460, 2007144920]

約数ペア:

[(1, 2007144920), (2, 1003572460), (4, 501786230), (5, 401428984), (8, 250893115), (10, 200714492), (11, 182467720), (20, 100357246), (22, 91233860), (37, 54247160), (40, 50178623), (44, 45616930), (55, 36493544), (74, 27123580), (88, 22808465), (110, 18246772), (148, 13561790), (185, 10849432), (220, 9123386), (296, 6780895), (370, 5424716), (407, 4931560), (440, 4561693), (740, 2712358), (814, 2465780), (1480, 1356179), (1628, 1232890), (2035, 986312), (3256, 616445), (4070, 493156), (8140, 246578), (16280, 123289)]