54704840

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9839}}^1$

素因数の和:9989

約数の個数: 32

約数和(自身を含む): 123984000

約数和(自身を除く): 69279160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 9839, 19678, 39356, 49195, 78712, 98390, 196780, 393560, 1367621, 2735242, 5470484, 6838105, 10940968, 13676210, 27352420, 54704840]

約数ペア:

[(1, 54704840), (2, 27352420), (4, 13676210), (5, 10940968), (8, 6838105), (10, 5470484), (20, 2735242), (40, 1367621), (139, 393560), (278, 196780), (556, 98390), (695, 78712), (1112, 49195), (1390, 39356), (2780, 19678), (5560, 9839)]