28243390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13913}}^1$

素因数の和:13956

約数の個数: 32

約数和(自身を含む): 60108480

約数和(自身を除く): 31865090

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 13913, 27826, 69565, 97391, 139130, 194782, 403477, 486955, 806954, 973910, 2017385, 2824339, 4034770, 5648678, 14121695, 28243390]

約数ペア:

[(1, 28243390), (2, 14121695), (5, 5648678), (7, 4034770), (10, 2824339), (14, 2017385), (29, 973910), (35, 806954), (58, 486955), (70, 403477), (145, 194782), (203, 139130), (290, 97391), (406, 69565), (1015, 27826), (2030, 13913)]