28716590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1481}}^1$

素因数の和:1772

約数の個数: 32

約数和(自身を含む): 59327424

約数和(自身を除く): 30610834

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 277, 554, 1385, 1481, 1939, 2770, 2962, 3878, 7405, 9695, 10367, 14810, 19390, 20734, 51835, 103670, 410237, 820474, 2051185, 2871659, 4102370, 5743318, 14358295, 28716590]

約数ペア:

[(1, 28716590), (2, 14358295), (5, 5743318), (7, 4102370), (10, 2871659), (14, 2051185), (35, 820474), (70, 410237), (277, 103670), (554, 51835), (1385, 20734), (1481, 19390), (1939, 14810), (2770, 10367), (2962, 9695), (3878, 7405)]