28325290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2339}}^1$

素因数の和:2526

約数の個数: 32

約数和(自身を含む): 58631040

約数和(自身を除く): 30305750

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 346, 865, 1211, 1730, 2339, 2422, 4678, 6055, 11695, 12110, 16373, 23390, 32746, 81865, 163730, 404647, 809294, 2023235, 2832529, 4046470, 5665058, 14162645, 28325290]

約数ペア:

[(1, 28325290), (2, 14162645), (5, 5665058), (7, 4046470), (10, 2832529), (14, 2023235), (35, 809294), (70, 404647), (173, 163730), (346, 81865), (865, 32746), (1211, 23390), (1730, 16373), (2339, 12110), (2422, 11695), (4678, 6055)]