26838440

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{971}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 60536160

約数和(自身を除く): 33697720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 971, 1382, 1942, 2764, 3455, 3884, 4855, 5528, 6910, 7768, 9710, 13820, 19420, 27640, 38840, 670961, 1341922, 2683844, 3354805, 5367688, 6709610, 13419220, 26838440]

約数ペア:

[(1, 26838440), (2, 13419220), (4, 6709610), (5, 5367688), (8, 3354805), (10, 2683844), (20, 1341922), (40, 670961), (691, 38840), (971, 27640), (1382, 19420), (1942, 13820), (2764, 9710), (3455, 7768), (3884, 6910), (4855, 5528)]