20199407260

素因数分解:

$2^2\times 5^1\times {\mathrm{11617}}^1\times {\mathrm{86939}}^1$

素因数の和:98565

約数の個数: 24

約数和(自身を含む): 42422894640

約数和(自身を除く): 22223487380

約数列:

[1, 2, 4, 5, 10, 20, 11617, 23234, 46468, 58085, 86939, 116170, 173878, 232340, 347756, 434695, 869390, 1738780, 1009970363, 2019940726, 4039881452, 5049851815, 10099703630, 20199407260]

約数ペア:

[(1, 20199407260), (2, 10099703630), (4, 5049851815), (5, 4039881452), (10, 2019940726), (20, 1009970363), (11617, 1738780), (23234, 869390), (46468, 434695), (58085, 347756), (86939, 232340), (116170, 173878)]