55758320

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2591}}^1$

素因数の和:2873

約数の個数: 40

約数和(自身を含む): 130170240

約数和(自身を除く): 74411920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2591, 2690, 4304, 5182, 5380, 10364, 10760, 12955, 20728, 21520, 25910, 41456, 51820, 103640, 207280, 696979, 1393958, 2787916, 3484895, 5575832, 6969790, 11151664, 13939580, 27879160, 55758320]

約数ペア:

[(1, 55758320), (2, 27879160), (4, 13939580), (5, 11151664), (8, 6969790), (10, 5575832), (16, 3484895), (20, 2787916), (40, 1393958), (80, 696979), (269, 207280), (538, 103640), (1076, 51820), (1345, 41456), (2152, 25910), (2591, 21520), (2690, 20728), (4304, 12955), (5182, 10760), (5380, 10364)]