28005087160

素因数分解:

$2^3\times 5^1\times {\mathrm{700127179}}^1$

素因数の和:700127190

約数の個数: 16

約数和(自身を含む): 63011446200

約数和(自身を除く): 35006359040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 700127179, 1400254358, 2800508716, 3500635895, 5601017432, 7001271790, 14002543580, 28005087160]

約数ペア:

[(1, 28005087160), (2, 14002543580), (4, 7001271790), (5, 5601017432), (8, 3500635895), (10, 2800508716), (20, 1400254358), (40, 700127179)]