47021140

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^2\times {\mathrm{137}}^1$

素因数の和:408

約数の個数: 36

約数和(自身を含む): 100230228

約数和(自身を除く): 53209088

約数列:

[1, 2, 4, 5, 10, 20, 131, 137, 262, 274, 524, 548, 655, 685, 1310, 1370, 2620, 2740, 17161, 17947, 34322, 35894, 68644, 71788, 85805, 89735, 171610, 179470, 343220, 358940, 2351057, 4702114, 9404228, 11755285, 23510570, 47021140]

約数ペア:

[(1, 47021140), (2, 23510570), (4, 11755285), (5, 9404228), (10, 4702114), (20, 2351057), (131, 358940), (137, 343220), (262, 179470), (274, 171610), (524, 89735), (548, 85805), (655, 71788), (685, 68644), (1310, 35894), (1370, 34322), (2620, 17947), (2740, 17161)]