31475440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13567}}^1$

素因数の和:13609

約数の個数: 40

約数和(自身を含む): 75709440

約数和(自身を除く): 44234000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 13567, 27134, 54268, 67835, 108536, 135670, 217072, 271340, 393443, 542680, 786886, 1085360, 1573772, 1967215, 3147544, 3934430, 6295088, 7868860, 15737720, 31475440]

約数ペア:

[(1, 31475440), (2, 15737720), (4, 7868860), (5, 6295088), (8, 3934430), (10, 3147544), (16, 1967215), (20, 1573772), (29, 1085360), (40, 786886), (58, 542680), (80, 393443), (116, 271340), (145, 217072), (232, 135670), (290, 108536), (464, 67835), (580, 54268), (1160, 27134), (2320, 13567)]