5471320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3181}}^1$

素因数の和:3235

約数の個数: 32

約数和(自身を含む): 12600720

約数和(自身を除く): 7129400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 3181, 6362, 12724, 15905, 25448, 31810, 63620, 127240, 136783, 273566, 547132, 683915, 1094264, 1367830, 2735660, 5471320]

約数ペア:

[(1, 5471320), (2, 2735660), (4, 1367830), (5, 1094264), (8, 683915), (10, 547132), (20, 273566), (40, 136783), (43, 127240), (86, 63620), (172, 31810), (215, 25448), (344, 15905), (430, 12724), (860, 6362), (1720, 3181)]