13408040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5003}}^1$

素因数の和:5081

約数の個数: 32

約数和(自身を含む): 30624480

約数和(自身を除く): 17216440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 5003, 10006, 20012, 25015, 40024, 50030, 100060, 200120, 335201, 670402, 1340804, 1676005, 2681608, 3352010, 6704020, 13408040]

約数ペア:

[(1, 13408040), (2, 6704020), (4, 3352010), (5, 2681608), (8, 1676005), (10, 1340804), (20, 670402), (40, 335201), (67, 200120), (134, 100060), (268, 50030), (335, 40024), (536, 25015), (670, 20012), (1340, 10006), (2680, 5003)]