13887760

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2591}}^1$

素因数の和:2671

約数の個数: 40

約数和(自身を含む): 32783616

約数和(自身を除く): 18895856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2591, 2680, 5182, 5360, 10364, 12955, 20728, 25910, 41456, 51820, 103640, 173597, 207280, 347194, 694388, 867985, 1388776, 1735970, 2777552, 3471940, 6943880, 13887760]

約数ペア:

[(1, 13887760), (2, 6943880), (4, 3471940), (5, 2777552), (8, 1735970), (10, 1388776), (16, 867985), (20, 694388), (40, 347194), (67, 207280), (80, 173597), (134, 103640), (268, 51820), (335, 41456), (536, 25910), (670, 20728), (1072, 12955), (1340, 10364), (2591, 5360), (2680, 5182)]