20390300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29129}}^1$

素因数の和:29150

約数の個数: 36

約数和(自身を含む): 50569680

約数和(自身を除く): 30179380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 29129, 58258, 116516, 145645, 203903, 291290, 407806, 582580, 728225, 815612, 1019515, 1456450, 2039030, 2912900, 4078060, 5097575, 10195150, 20390300]

約数ペア:

[(1, 20390300), (2, 10195150), (4, 5097575), (5, 4078060), (7, 2912900), (10, 2039030), (14, 1456450), (20, 1019515), (25, 815612), (28, 728225), (35, 582580), (50, 407806), (70, 291290), (100, 203903), (140, 145645), (175, 116516), (350, 58258), (700, 29129)]