28537060

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{17191}}^1$

素因数の和:17283

約数の個数: 24

約数和(自身を含む): 60653376

約数和(自身を除く): 32116316

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 17191, 34382, 68764, 85955, 171910, 343820, 1426853, 2853706, 5707412, 7134265, 14268530, 28537060]

約数ペア:

[(1, 28537060), (2, 14268530), (4, 7134265), (5, 5707412), (10, 2853706), (20, 1426853), (83, 343820), (166, 171910), (332, 85955), (415, 68764), (830, 34382), (1660, 17191)]