40505146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 67962240

約数和(自身を除く): 27457094

約数列:

[1, 2, 11, 22, 89, 137, 151, 178, 274, 302, 979, 1507, 1661, 1958, 3014, 3322, 12193, 13439, 20687, 24386, 26878, 41374, 134123, 147829, 227557, 268246, 295658, 455114, 1841143, 3682286, 20252573, 40505146]

約数ペア:

[(1, 40505146), (2, 20252573), (11, 3682286), (22, 1841143), (89, 455114), (137, 295658), (151, 268246), (178, 227557), (274, 147829), (302, 134123), (979, 41374), (1507, 26878), (1661, 24386), (1958, 20687), (3014, 13439), (3322, 12193)]