54860390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13613}}^1$

素因数の和:13664

約数の個数: 32

約数和(自身を含む): 109783296

約数和(自身を除く): 54922906

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 13613, 27226, 68065, 136130, 176969, 353938, 422003, 844006, 884845, 1769690, 2110015, 4220030, 5486039, 10972078, 27430195, 54860390]

約数ペア:

[(1, 54860390), (2, 27430195), (5, 10972078), (10, 5486039), (13, 4220030), (26, 2110015), (31, 1769690), (62, 884845), (65, 844006), (130, 422003), (155, 353938), (310, 176969), (403, 136130), (806, 68065), (2015, 27226), (4030, 13613)]