20017503780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2626969}}^1$

素因数の和:2627108

約数の個数: 48

約数和(自身を含む): 56490362880

約数和(自身を除く): 36472859100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2540, 3810, 7620, 2626969, 5253938, 7880907, 10507876, 13134845, 15761814, 26269690, 31523628, 39404535, 52539380, 78809070, 157618140, 333625063, 667250126, 1000875189, 1334500252, 1668125315, 2001750378, 3336250630, 4003500756, 5004375945, 6672501260, 10008751890, 20017503780]

約数ペア:

[(1, 20017503780), (2, 10008751890), (3, 6672501260), (4, 5004375945), (5, 4003500756), (6, 3336250630), (10, 2001750378), (12, 1668125315), (15, 1334500252), (20, 1000875189), (30, 667250126), (60, 333625063), (127, 157618140), (254, 78809070), (381, 52539380), (508, 39404535), (635, 31523628), (762, 26269690), (1270, 15761814), (1524, 13134845), (1905, 10507876), (2540, 7880907), (3810, 5253938), (7620, 2626969)]