16789520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19079}}^1$

素因数の和:19103

約数の個数: 40

約数和(自身を含む): 42586560

約数和(自身を除く): 25797040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 19079, 38158, 76316, 95395, 152632, 190790, 209869, 305264, 381580, 419738, 763160, 839476, 1049345, 1526320, 1678952, 2098690, 3357904, 4197380, 8394760, 16789520]

約数ペア:

[(1, 16789520), (2, 8394760), (4, 4197380), (5, 3357904), (8, 2098690), (10, 1678952), (11, 1526320), (16, 1049345), (20, 839476), (22, 763160), (40, 419738), (44, 381580), (55, 305264), (80, 209869), (88, 190790), (110, 152632), (176, 95395), (220, 76316), (440, 38158), (880, 19079)]