28571840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8117}}^1$

素因数の和:8145

約数の個数: 56

約数和(自身を含む): 74230992

約数和(自身を除く): 45659152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 8117, 16234, 32468, 40585, 64936, 81170, 89287, 129872, 162340, 178574, 259744, 324680, 357148, 446435, 519488, 649360, 714296, 892870, 1298720, 1428592, 1785740, 2597440, 2857184, 3571480, 5714368, 7142960, 14285920, 28571840]

約数ペア:

[(1, 28571840), (2, 14285920), (4, 7142960), (5, 5714368), (8, 3571480), (10, 2857184), (11, 2597440), (16, 1785740), (20, 1428592), (22, 1298720), (32, 892870), (40, 714296), (44, 649360), (55, 519488), (64, 446435), (80, 357148), (88, 324680), (110, 259744), (160, 178574), (176, 162340), (220, 129872), (320, 89287), (352, 81170), (440, 64936), (704, 40585), (880, 32468), (1760, 16234), (3520, 8117)]