22163840

素因数分解:

$2^7\times 5^1\times {\mathrm{34631}}^1$

素因数の和:34650

約数の個数: 32

約数和(自身を含む): 52986960

約数和(自身を除く): 30823120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 34631, 69262, 138524, 173155, 277048, 346310, 554096, 692620, 1108192, 1385240, 2216384, 2770480, 4432768, 5540960, 11081920, 22163840]

約数ペア:

[(1, 22163840), (2, 11081920), (4, 5540960), (5, 4432768), (8, 2770480), (10, 2216384), (16, 1385240), (20, 1108192), (32, 692620), (40, 554096), (64, 346310), (80, 277048), (128, 173155), (160, 138524), (320, 69262), (640, 34631)]