3122740640

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{140411}}^1$

素因数の和:140565

約数の個数: 48

約数和(自身を含む): 7430603040

約数和(自身を除く): 4307862400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 4448, 5560, 11120, 22240, 140411, 280822, 561644, 702055, 1123288, 1404110, 2246576, 2808220, 4493152, 5616440, 11232880, 19517129, 22465760, 39034258, 78068516, 97585645, 156137032, 195171290, 312274064, 390342580, 624548128, 780685160, 1561370320, 3122740640]

約数ペア:

[(1, 3122740640), (2, 1561370320), (4, 780685160), (5, 624548128), (8, 390342580), (10, 312274064), (16, 195171290), (20, 156137032), (32, 97585645), (40, 78068516), (80, 39034258), (139, 22465760), (160, 19517129), (278, 11232880), (556, 5616440), (695, 4493152), (1112, 2808220), (1390, 2246576), (2224, 1404110), (2780, 1123288), (4448, 702055), (5560, 561644), (11120, 280822), (22240, 140411)]