26904320

素因数分解:

$2^8\times 5^1\times {\mathrm{21019}}^1$

素因数の和:21040

約数の個数: 36

約数和(自身を含む): 64447320

約数和(自身を除く): 37543000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 21019, 42038, 84076, 105095, 168152, 210190, 336304, 420380, 672608, 840760, 1345216, 1681520, 2690432, 3363040, 5380864, 6726080, 13452160, 26904320]

約数ペア:

[(1, 26904320), (2, 13452160), (4, 6726080), (5, 5380864), (8, 3363040), (10, 2690432), (16, 1681520), (20, 1345216), (32, 840760), (40, 672608), (64, 420380), (80, 336304), (128, 210190), (160, 168152), (256, 105095), (320, 84076), (640, 42038), (1280, 21019)]