17894740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30853}}^1$

素因数の和:30891

約数の個数: 24

約数和(自身を含む): 38876040

約数和(自身を除く): 20981300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 30853, 61706, 123412, 154265, 308530, 617060, 894737, 1789474, 3578948, 4473685, 8947370, 17894740]

約数ペア:

[(1, 17894740), (2, 8947370), (4, 4473685), (5, 3578948), (10, 1789474), (20, 894737), (29, 617060), (58, 308530), (116, 154265), (145, 123412), (290, 61706), (580, 30853)]