11138720

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1677

約数の個数: 48

約数和(自身を含む): 26943840

約数和(自身を除く): 15805120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1619, 1720, 3238, 3440, 6476, 6880, 8095, 12952, 16190, 25904, 32380, 51808, 64760, 69617, 129520, 139234, 259040, 278468, 348085, 556936, 696170, 1113872, 1392340, 2227744, 2784680, 5569360, 11138720]

約数ペア:

[(1, 11138720), (2, 5569360), (4, 2784680), (5, 2227744), (8, 1392340), (10, 1113872), (16, 696170), (20, 556936), (32, 348085), (40, 278468), (43, 259040), (80, 139234), (86, 129520), (160, 69617), (172, 64760), (215, 51808), (344, 32380), (430, 25904), (688, 16190), (860, 12952), (1376, 8095), (1619, 6880), (1720, 6476), (3238, 3440)]