17106680

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{661}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 38607840

約数和(自身を除く): 21501160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 661, 1294, 1322, 2588, 2644, 3235, 3305, 5176, 5288, 6470, 6610, 12940, 13220, 25880, 26440, 427667, 855334, 1710668, 2138335, 3421336, 4276670, 8553340, 17106680]

約数ペア:

[(1, 17106680), (2, 8553340), (4, 4276670), (5, 3421336), (8, 2138335), (10, 1710668), (20, 855334), (40, 427667), (647, 26440), (661, 25880), (1294, 13220), (1322, 12940), (2588, 6610), (2644, 6470), (3235, 5288), (3305, 5176)]