10880720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3163}}^1$

素因数の和:3219

約数の個数: 40

約数和(自身を含む): 25894176

約数和(自身を除く): 15013456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3163, 3440, 6326, 12652, 15815, 25304, 31630, 50608, 63260, 126520, 136009, 253040, 272018, 544036, 680045, 1088072, 1360090, 2176144, 2720180, 5440360, 10880720]

約数ペア:

[(1, 10880720), (2, 5440360), (4, 2720180), (5, 2176144), (8, 1360090), (10, 1088072), (16, 680045), (20, 544036), (40, 272018), (43, 253040), (80, 136009), (86, 126520), (172, 63260), (215, 50608), (344, 31630), (430, 25304), (688, 15815), (860, 12652), (1720, 6326), (3163, 3440)]