7767520

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1187

約数の個数: 48

約数和(自身を含む): 18794160

約数和(自身を除く): 11026640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1129, 1376, 1720, 2258, 3440, 4516, 5645, 6880, 9032, 11290, 18064, 22580, 36128, 45160, 48547, 90320, 97094, 180640, 194188, 242735, 388376, 485470, 776752, 970940, 1553504, 1941880, 3883760, 7767520]

約数ペア:

[(1, 7767520), (2, 3883760), (4, 1941880), (5, 1553504), (8, 970940), (10, 776752), (16, 485470), (20, 388376), (32, 242735), (40, 194188), (43, 180640), (80, 97094), (86, 90320), (160, 48547), (172, 45160), (215, 36128), (344, 22580), (430, 18064), (688, 11290), (860, 9032), (1129, 6880), (1376, 5645), (1720, 4516), (2258, 3440)]