40835990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10133}}^1$

素因数の和:10184

約数の個数: 32

約数和(自身を含む): 81720576

約数和(自身を除く): 40884586

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 10133, 20266, 50665, 101330, 131729, 263458, 314123, 628246, 658645, 1317290, 1570615, 3141230, 4083599, 8167198, 20417995, 40835990]

約数ペア:

[(1, 40835990), (2, 20417995), (5, 8167198), (10, 4083599), (13, 3141230), (26, 1570615), (31, 1317290), (62, 658645), (65, 628246), (130, 314123), (155, 263458), (310, 131729), (403, 101330), (806, 50665), (2015, 20266), (4030, 10133)]