126331480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{287117}}^1$

素因数の和:287139

約数の個数: 32

約数和(自身を含む): 310087440

約数和(自身を除く): 183755960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 287117, 574234, 1148468, 1435585, 2296936, 2871170, 3158287, 5742340, 6316574, 11484680, 12633148, 15791435, 25266296, 31582870, 63165740, 126331480]

約数ペア:

[(1, 126331480), (2, 63165740), (4, 31582870), (5, 25266296), (8, 15791435), (10, 12633148), (11, 11484680), (20, 6316574), (22, 5742340), (40, 3158287), (44, 2871170), (55, 2296936), (88, 1435585), (110, 1148468), (220, 574234), (440, 287117)]