30700240

素因数分解:

$2^4\times 5^1\times {\mathrm{383753}}^1$

素因数の和:383766

約数の個数: 20

約数和(自身を含む): 71378244

約数和(自身を除く): 40678004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383753, 767506, 1535012, 1918765, 3070024, 3837530, 6140048, 7675060, 15350120, 30700240]

約数ペア:

[(1, 30700240), (2, 15350120), (4, 7675060), (5, 6140048), (8, 3837530), (10, 3070024), (16, 1918765), (20, 1535012), (40, 767506), (80, 383753)]