40131760

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1811}}^1$

素因数の和:2101

約数の個数: 40

約数和(自身を含む): 93694896

約数和(自身を除く): 53563136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 1811, 2216, 2770, 3622, 4432, 5540, 7244, 9055, 11080, 14488, 18110, 22160, 28976, 36220, 72440, 144880, 501647, 1003294, 2006588, 2508235, 4013176, 5016470, 8026352, 10032940, 20065880, 40131760]

約数ペア:

[(1, 40131760), (2, 20065880), (4, 10032940), (5, 8026352), (8, 5016470), (10, 4013176), (16, 2508235), (20, 2006588), (40, 1003294), (80, 501647), (277, 144880), (554, 72440), (1108, 36220), (1385, 28976), (1811, 22160), (2216, 18110), (2770, 14488), (3622, 11080), (4432, 9055), (5540, 7244)]