2521880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{941}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 5765040

約数和(自身を除く): 3243160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 941, 1340, 1882, 2680, 3764, 4705, 7528, 9410, 18820, 37640, 63047, 126094, 252188, 315235, 504376, 630470, 1260940, 2521880]

約数ペア:

[(1, 2521880), (2, 1260940), (4, 630470), (5, 504376), (8, 315235), (10, 252188), (20, 126094), (40, 63047), (67, 37640), (134, 18820), (268, 9410), (335, 7528), (536, 4705), (670, 3764), (941, 2680), (1340, 1882)]