26436860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 57177120

約数和(自身を除く): 30740260

約数列:

[1, 2, 4, 5, 10, 20, 67, 109, 134, 181, 218, 268, 335, 362, 436, 545, 670, 724, 905, 1090, 1340, 1810, 2180, 3620, 7303, 12127, 14606, 19729, 24254, 29212, 36515, 39458, 48508, 60635, 73030, 78916, 98645, 121270, 146060, 197290, 242540, 394580, 1321843, 2643686, 5287372, 6609215, 13218430, 26436860]

約数ペア:

[(1, 26436860), (2, 13218430), (4, 6609215), (5, 5287372), (10, 2643686), (20, 1321843), (67, 394580), (109, 242540), (134, 197290), (181, 146060), (218, 121270), (268, 98645), (335, 78916), (362, 73030), (436, 60635), (545, 48508), (670, 39458), (724, 36515), (905, 29212), (1090, 24254), (1340, 19729), (1810, 14606), (2180, 12127), (3620, 7303)]