40151680

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1521

約数の個数: 64

約数和(自身を含む): 98287200

約数和(自身を除く): 58135520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1459, 1720, 2752, 2918, 3440, 5504, 5836, 6880, 7295, 11672, 13760, 14590, 23344, 27520, 29180, 46688, 58360, 62737, 93376, 116720, 125474, 186752, 233440, 250948, 313685, 466880, 501896, 627370, 933760, 1003792, 1254740, 2007584, 2509480, 4015168, 5018960, 8030336, 10037920, 20075840, 40151680]

約数ペア:

[(1, 40151680), (2, 20075840), (4, 10037920), (5, 8030336), (8, 5018960), (10, 4015168), (16, 2509480), (20, 2007584), (32, 1254740), (40, 1003792), (43, 933760), (64, 627370), (80, 501896), (86, 466880), (128, 313685), (160, 250948), (172, 233440), (215, 186752), (320, 125474), (344, 116720), (430, 93376), (640, 62737), (688, 58360), (860, 46688), (1376, 29180), (1459, 27520), (1720, 23344), (2752, 14590), (2918, 13760), (3440, 11672), (5504, 7295), (5836, 6880)]