15688420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2459}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 37195200

約数和(自身を除く): 21506780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2459, 3190, 4918, 6380, 9836, 12295, 24590, 27049, 49180, 54098, 71311, 108196, 135245, 142622, 270490, 285244, 356555, 540980, 713110, 784421, 1426220, 1568842, 3137684, 3922105, 7844210, 15688420]

約数ペア:

[(1, 15688420), (2, 7844210), (4, 3922105), (5, 3137684), (10, 1568842), (11, 1426220), (20, 784421), (22, 713110), (29, 540980), (44, 356555), (55, 285244), (58, 270490), (110, 142622), (116, 135245), (145, 108196), (220, 71311), (290, 54098), (319, 49180), (580, 27049), (638, 24590), (1276, 12295), (1595, 9836), (2459, 6380), (3190, 4918)]