2655880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1069

約数の個数: 32

約数和(自身を含む): 6071040

約数和(自身を除く): 3415160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 991, 1340, 1982, 2680, 3964, 4955, 7928, 9910, 19820, 39640, 66397, 132794, 265588, 331985, 531176, 663970, 1327940, 2655880]

約数ペア:

[(1, 2655880), (2, 1327940), (4, 663970), (5, 531176), (8, 331985), (10, 265588), (20, 132794), (40, 66397), (67, 39640), (134, 19820), (268, 9910), (335, 7928), (536, 4955), (670, 3964), (991, 2680), (1340, 1982)]