20143550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{859}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 43509120

約数和(自身を除く): 23365570

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 67, 70, 134, 175, 335, 350, 469, 670, 859, 938, 1675, 1718, 2345, 3350, 4295, 4690, 6013, 8590, 11725, 12026, 21475, 23450, 30065, 42950, 57553, 60130, 115106, 150325, 287765, 300650, 402871, 575530, 805742, 1438825, 2014355, 2877650, 4028710, 10071775, 20143550]

約数ペア:

[(1, 20143550), (2, 10071775), (5, 4028710), (7, 2877650), (10, 2014355), (14, 1438825), (25, 805742), (35, 575530), (50, 402871), (67, 300650), (70, 287765), (134, 150325), (175, 115106), (335, 60130), (350, 57553), (469, 42950), (670, 30065), (859, 23450), (938, 21475), (1675, 12026), (1718, 11725), (2345, 8590), (3350, 6013), (4295, 4690)]