4289890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 8579520

約数和(自身を除く): 4289630

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 590, 649, 661, 1298, 1322, 3245, 3305, 6490, 6610, 7271, 14542, 36355, 38999, 72710, 77998, 194995, 389990, 428989, 857978, 2144945, 4289890]

約数ペア:

[(1, 4289890), (2, 2144945), (5, 857978), (10, 428989), (11, 389990), (22, 194995), (55, 77998), (59, 72710), (110, 38999), (118, 36355), (295, 14542), (590, 7271), (649, 6610), (661, 6490), (1298, 3305), (1322, 3245)]