28269290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{937}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 58351104

約数和(自身を除く): 30081814

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 431, 862, 937, 1874, 2155, 3017, 4310, 4685, 6034, 6559, 9370, 13118, 15085, 30170, 32795, 65590, 403847, 807694, 2019235, 2826929, 4038470, 5653858, 14134645, 28269290]

約数ペア:

[(1, 28269290), (2, 14134645), (5, 5653858), (7, 4038470), (10, 2826929), (14, 2019235), (35, 807694), (70, 403847), (431, 65590), (862, 32795), (937, 30170), (1874, 15085), (2155, 13118), (3017, 9370), (4310, 6559), (4685, 6034)]