220539023420

素因数分解:

$2^2\times 5^1\times {\mathrm{11026951171}}^1$

素因数の和:11026951180

約数の個数: 12

約数和(自身を含む): 463131949224

約数和(自身を除く): 242592925804

約数列:

[1, 2, 4, 5, 10, 20, 11026951171, 22053902342, 44107804684, 55134755855, 110269511710, 220539023420]

約数ペア:

[(1, 220539023420), (2, 110269511710), (4, 55134755855), (5, 44107804684), (10, 22053902342), (20, 11026951171)]