40744480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{5197}}^1$

素因数の和:5226

約数の個数: 72

約数和(自身を含む): 111996108

約数和(自身を除く): 71251628

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, 5197, 7840, 10394, 20788, 25985, 36379, 41576, 51970, 72758, 83152, 103940, 145516, 166304, 181895, 207880, 254653, 291032, 363790, 415760, 509306, 582064, 727580, 831520, 1018612, 1164128, 1273265, 1455160, 2037224, 2546530, 2910320, 4074448, 5093060, 5820640, 8148896, 10186120, 20372240, 40744480]

約数ペア:

[(1, 40744480), (2, 20372240), (4, 10186120), (5, 8148896), (7, 5820640), (8, 5093060), (10, 4074448), (14, 2910320), (16, 2546530), (20, 2037224), (28, 1455160), (32, 1273265), (35, 1164128), (40, 1018612), (49, 831520), (56, 727580), (70, 582064), (80, 509306), (98, 415760), (112, 363790), (140, 291032), (160, 254653), (196, 207880), (224, 181895), (245, 166304), (280, 145516), (392, 103940), (490, 83152), (560, 72758), (784, 51970), (980, 41576), (1120, 36379), (1568, 25985), (1960, 20788), (3920, 10394), (5197, 7840)]