28869080

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2683}}^1$

素因数の和:2963

約数の個数: 32

約数和(自身を含む): 65221200

約数和(自身を除く): 36352120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2683, 2690, 5366, 5380, 10732, 10760, 13415, 21464, 26830, 53660, 107320, 721727, 1443454, 2886908, 3608635, 5773816, 7217270, 14434540, 28869080]

約数ペア:

[(1, 28869080), (2, 14434540), (4, 7217270), (5, 5773816), (8, 3608635), (10, 2886908), (20, 1443454), (40, 721727), (269, 107320), (538, 53660), (1076, 26830), (1345, 21464), (2152, 13415), (2683, 10760), (2690, 10732), (5366, 5380)]