39871480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90617}}^1$

素因数の和:90639

約数の個数: 32

約数和(自身を含む): 97867440

約数和(自身を除く): 57995960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 90617, 181234, 362468, 453085, 724936, 906170, 996787, 1812340, 1993574, 3624680, 3987148, 4983935, 7974296, 9967870, 19935740, 39871480]

約数ペア:

[(1, 39871480), (2, 19935740), (4, 9967870), (5, 7974296), (8, 4983935), (10, 3987148), (11, 3624680), (20, 1993574), (22, 1812340), (40, 996787), (44, 906170), (55, 724936), (88, 453085), (110, 362468), (220, 181234), (440, 90617)]