420171260

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{859}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 908634720

約数和(自身を除く): 488463460

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 661, 740, 859, 1322, 1718, 2644, 3305, 3436, 4295, 6610, 8590, 13220, 17180, 24457, 31783, 48914, 63566, 97828, 122285, 127132, 158915, 244570, 317830, 489140, 567799, 635660, 1135598, 2271196, 2838995, 5677990, 11355980, 21008563, 42017126, 84034252, 105042815, 210085630, 420171260]

約数ペア:

[(1, 420171260), (2, 210085630), (4, 105042815), (5, 84034252), (10, 42017126), (20, 21008563), (37, 11355980), (74, 5677990), (148, 2838995), (185, 2271196), (370, 1135598), (661, 635660), (740, 567799), (859, 489140), (1322, 317830), (1718, 244570), (2644, 158915), (3305, 127132), (3436, 122285), (4295, 97828), (6610, 63566), (8590, 48914), (13220, 31783), (17180, 24457)]