20232497020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{157109}}^1$

素因数の和:157302

約数の個数: 48

約数和(自身を含む): 43709258880

約数和(自身を除く): 23476761860

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 137, 188, 235, 274, 470, 548, 685, 940, 1370, 2740, 6439, 12878, 25756, 32195, 64390, 128780, 157109, 314218, 628436, 785545, 1571090, 3142180, 7384123, 14768246, 21523933, 29536492, 36920615, 43047866, 73841230, 86095732, 107619665, 147682460, 215239330, 430478660, 1011624851, 2023249702, 4046499404, 5058124255, 10116248510, 20232497020]

約数ペア:

[(1, 20232497020), (2, 10116248510), (4, 5058124255), (5, 4046499404), (10, 2023249702), (20, 1011624851), (47, 430478660), (94, 215239330), (137, 147682460), (188, 107619665), (235, 86095732), (274, 73841230), (470, 43047866), (548, 36920615), (685, 29536492), (940, 21523933), (1370, 14768246), (2740, 7384123), (6439, 3142180), (12878, 1571090), (25756, 785545), (32195, 628436), (64390, 314218), (128780, 157109)]