3999050

素因数分解:

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

素因数の和:695

約数の個数: 36

約数和(自身を含む): 8188278

約数和(自身を除く): 4189228

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 661, 1210, 1322, 3025, 3305, 6050, 6610, 7271, 14542, 16525, 33050, 36355, 72710, 79981, 159962, 181775, 363550, 399905, 799810, 1999525, 3999050]

約数ペア:

[(1, 3999050), (2, 1999525), (5, 799810), (10, 399905), (11, 363550), (22, 181775), (25, 159962), (50, 79981), (55, 72710), (110, 36355), (121, 33050), (242, 16525), (275, 14542), (550, 7271), (605, 6610), (661, 6050), (1210, 3305), (1322, 3025)]