20181480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15289}}^1$

素因数の和:15314

約数の個数: 64

約数和(自身を含む): 66052800

約数和(自身を除く): 45871320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15289, 30578, 45867, 61156, 76445, 91734, 122312, 152890, 168179, 183468, 229335, 305780, 336358, 366936, 458670, 504537, 611560, 672716, 840895, 917340, 1009074, 1345432, 1681790, 1834680, 2018148, 2522685, 3363580, 4036296, 5045370, 6727160, 10090740, 20181480]

約数ペア:

[(1, 20181480), (2, 10090740), (3, 6727160), (4, 5045370), (5, 4036296), (6, 3363580), (8, 2522685), (10, 2018148), (11, 1834680), (12, 1681790), (15, 1345432), (20, 1009074), (22, 917340), (24, 840895), (30, 672716), (33, 611560), (40, 504537), (44, 458670), (55, 366936), (60, 336358), (66, 305780), (88, 229335), (110, 183468), (120, 168179), (132, 152890), (165, 122312), (220, 91734), (264, 76445), (330, 61156), (440, 45867), (660, 30578), (1320, 15289)]