28380770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4373}}^1$

素因数の和:4450

約数の個数: 32

約数和(自身を含む): 56687040

約数和(自身を除く): 28306270

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 1298, 3245, 4373, 6490, 8746, 21865, 43730, 48103, 96206, 240515, 258007, 481030, 516014, 1290035, 2580070, 2838077, 5676154, 14190385, 28380770]

約数ペア:

[(1, 28380770), (2, 14190385), (5, 5676154), (10, 2838077), (11, 2580070), (22, 1290035), (55, 516014), (59, 481030), (110, 258007), (118, 240515), (295, 96206), (590, 48103), (649, 43730), (1298, 21865), (3245, 8746), (4373, 6490)]