499444990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{6869}}^1$

素因数の和:7548

約数の個数: 32

約数和(自身を含む): 982355040

約数和(自身を除く): 482910050

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 661, 1322, 3305, 6610, 6869, 7271, 13738, 14542, 34345, 36355, 68690, 72710, 75559, 151118, 377795, 755590, 4540409, 9080818, 22702045, 45404090, 49944499, 99888998, 249722495, 499444990]

約数ペア:

[(1, 499444990), (2, 249722495), (5, 99888998), (10, 49944499), (11, 45404090), (22, 22702045), (55, 9080818), (110, 4540409), (661, 755590), (1322, 377795), (3305, 151118), (6610, 75559), (6869, 72710), (7271, 68690), (13738, 36355), (14542, 34345)]