30715790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{839}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 63383040

約数和(自身を除く): 32667250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 523, 839, 1046, 1678, 2615, 3661, 4195, 5230, 5873, 7322, 8390, 11746, 18305, 29365, 36610, 58730, 438797, 877594, 2193985, 3071579, 4387970, 6143158, 15357895, 30715790]

約数ペア:

[(1, 30715790), (2, 15357895), (5, 6143158), (7, 4387970), (10, 3071579), (14, 2193985), (35, 877594), (70, 438797), (523, 58730), (839, 36610), (1046, 29365), (1678, 18305), (2615, 11746), (3661, 8390), (4195, 7322), (5230, 5873)]