40009912

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 76982400

約数和(自身を除く): 36972488

約数列:

[1, 2, 4, 8, 53, 106, 197, 212, 394, 424, 479, 788, 958, 1576, 1916, 3832, 10441, 20882, 25387, 41764, 50774, 83528, 94363, 101548, 188726, 203096, 377452, 754904, 5001239, 10002478, 20004956, 40009912]

約数ペア:

[(1, 40009912), (2, 20004956), (4, 10002478), (8, 5001239), (53, 754904), (106, 377452), (197, 203096), (212, 188726), (394, 101548), (424, 94363), (479, 83528), (788, 50774), (958, 41764), (1576, 25387), (1916, 20882), (3832, 10441)]