201815480

素因数分解:

$2^3\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{3023}}^1$

素因数の和:4703

約数の個数: 32

約数和(自身を含む): 454507200

約数和(自身を除く): 252691720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1669, 3023, 3338, 6046, 6676, 8345, 12092, 13352, 15115, 16690, 24184, 30230, 33380, 60460, 66760, 120920, 5045387, 10090774, 20181548, 25226935, 40363096, 50453870, 100907740, 201815480]

約数ペア:

[(1, 201815480), (2, 100907740), (4, 50453870), (5, 40363096), (8, 25226935), (10, 20181548), (20, 10090774), (40, 5045387), (1669, 120920), (3023, 66760), (3338, 60460), (6046, 33380), (6676, 30230), (8345, 24184), (12092, 16690), (13352, 15115)]