40132960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{5119}}^1$

素因数の和:5148

約数の個数: 72

約数和(自身を含む): 110315520

約数和(自身を除く): 70182560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 5119, 7840, 10238, 20476, 25595, 35833, 40952, 51190, 71666, 81904, 102380, 143332, 163808, 179165, 204760, 250831, 286664, 358330, 409520, 501662, 573328, 716660, 819040, 1003324, 1146656, 1254155, 1433320, 2006648, 2508310, 2866640, 4013296, 5016620, 5733280, 8026592, 10033240, 20066480, 40132960]

約数ペア:

[(1, 40132960), (2, 20066480), (4, 10033240), (5, 8026592), (7, 5733280), (8, 5016620), (10, 4013296), (14, 2866640), (16, 2508310), (20, 2006648), (28, 1433320), (32, 1254155), (35, 1146656), (40, 1003324), (49, 819040), (56, 716660), (70, 573328), (80, 501662), (98, 409520), (112, 358330), (140, 286664), (160, 250831), (196, 204760), (224, 179165), (245, 163808), (280, 143332), (392, 102380), (490, 81904), (560, 71666), (784, 51190), (980, 40952), (1120, 35833), (1568, 25595), (1960, 20476), (3920, 10238), (5119, 7840)]