100814140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{720101}}^1$

素因数の和:720117

約数の個数: 24

約数和(自身を含む): 241954272

約数和(自身を除く): 141140132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 720101, 1440202, 2880404, 3600505, 5040707, 7201010, 10081414, 14402020, 20162828, 25203535, 50407070, 100814140]

約数ペア:

[(1, 100814140), (2, 50407070), (4, 25203535), (5, 20162828), (7, 14402020), (10, 10081414), (14, 7201010), (20, 5040707), (28, 3600505), (35, 2880404), (70, 1440202), (140, 720101)]