40199840

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5843}}^1$

素因数の和:5901

約数の個数: 48

約数和(自身を含む): 97197408

約数和(自身を除く): 56997568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 5843, 6880, 11686, 23372, 29215, 46744, 58430, 93488, 116860, 186976, 233720, 251249, 467440, 502498, 934880, 1004996, 1256245, 2009992, 2512490, 4019984, 5024980, 8039968, 10049960, 20099920, 40199840]

約数ペア:

[(1, 40199840), (2, 20099920), (4, 10049960), (5, 8039968), (8, 5024980), (10, 4019984), (16, 2512490), (20, 2009992), (32, 1256245), (40, 1004996), (43, 934880), (80, 502498), (86, 467440), (160, 251249), (172, 233720), (215, 186976), (344, 116860), (430, 93488), (688, 58430), (860, 46744), (1376, 29215), (1720, 23372), (3440, 11686), (5843, 6880)]