42168440

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3919}}^1$

素因数の和:4199

約数の個数: 32

約数和(自身を含む): 95256000

約数和(自身を除く): 53087560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 3919, 5380, 7838, 10760, 15676, 19595, 31352, 39190, 78380, 156760, 1054211, 2108422, 4216844, 5271055, 8433688, 10542110, 21084220, 42168440]

約数ペア:

[(1, 42168440), (2, 21084220), (4, 10542110), (5, 8433688), (8, 5271055), (10, 4216844), (20, 2108422), (40, 1054211), (269, 156760), (538, 78380), (1076, 39190), (1345, 31352), (2152, 19595), (2690, 15676), (3919, 10760), (5380, 7838)]