7217680

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1087}}^1$

素因数の和:1183

約数の個数: 40

約数和(自身を含む): 16998912

約数和(自身を除く): 9781232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1087, 1328, 1660, 2174, 3320, 4348, 5435, 6640, 8696, 10870, 17392, 21740, 43480, 86960, 90221, 180442, 360884, 451105, 721768, 902210, 1443536, 1804420, 3608840, 7217680]

約数ペア:

[(1, 7217680), (2, 3608840), (4, 1804420), (5, 1443536), (8, 902210), (10, 721768), (16, 451105), (20, 360884), (40, 180442), (80, 90221), (83, 86960), (166, 43480), (332, 21740), (415, 17392), (664, 10870), (830, 8696), (1087, 6640), (1328, 5435), (1660, 4348), (2174, 3320)]