40034960

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{1459}}^1$

素因数の和:1493

約数の個数: 80

約数和(自身を含む): 108624000

約数和(自身を除く): 68589040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1459, 1715, 1960, 2744, 2918, 3430, 3920, 5488, 5836, 6860, 7295, 10213, 11672, 13720, 14590, 20426, 23344, 27440, 29180, 40852, 51065, 58360, 71491, 81704, 102130, 116720, 142982, 163408, 204260, 285964, 357455, 408520, 500437, 571928, 714910, 817040, 1000874, 1143856, 1429820, 2001748, 2502185, 2859640, 4003496, 5004370, 5719280, 8006992, 10008740, 20017480, 40034960]

約数ペア:

[(1, 40034960), (2, 20017480), (4, 10008740), (5, 8006992), (7, 5719280), (8, 5004370), (10, 4003496), (14, 2859640), (16, 2502185), (20, 2001748), (28, 1429820), (35, 1143856), (40, 1000874), (49, 817040), (56, 714910), (70, 571928), (80, 500437), (98, 408520), (112, 357455), (140, 285964), (196, 204260), (245, 163408), (280, 142982), (343, 116720), (392, 102130), (490, 81704), (560, 71491), (686, 58360), (784, 51065), (980, 40852), (1372, 29180), (1459, 27440), (1715, 23344), (1960, 20426), (2744, 14590), (2918, 13720), (3430, 11672), (3920, 10213), (5488, 7295), (5836, 6860)]