15969760

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:827

約数の個数: 48

約数和(自身を含む): 38035872

約数和(自身を除く): 22066112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 661, 755, 1208, 1322, 1510, 2416, 2644, 3020, 3305, 4832, 5288, 6040, 6610, 10576, 12080, 13220, 21152, 24160, 26440, 52880, 99811, 105760, 199622, 399244, 499055, 798488, 998110, 1596976, 1996220, 3193952, 3992440, 7984880, 15969760]

約数ペア:

[(1, 15969760), (2, 7984880), (4, 3992440), (5, 3193952), (8, 1996220), (10, 1596976), (16, 998110), (20, 798488), (32, 499055), (40, 399244), (80, 199622), (151, 105760), (160, 99811), (302, 52880), (604, 26440), (661, 24160), (755, 21152), (1208, 13220), (1322, 12080), (1510, 10576), (2416, 6610), (2644, 6040), (3020, 5288), (3305, 4832)]