201131480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457117}}^1$

素因数の和:457139

約数の個数: 32

約数和(自身を含む): 493687440

約数和(自身を除く): 292555960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 457117, 914234, 1828468, 2285585, 3656936, 4571170, 5028287, 9142340, 10056574, 18284680, 20113148, 25141435, 40226296, 50282870, 100565740, 201131480]

約数ペア:

[(1, 201131480), (2, 100565740), (4, 50282870), (5, 40226296), (8, 25141435), (10, 20113148), (11, 18284680), (20, 10056574), (22, 9142340), (40, 5028287), (44, 4571170), (55, 3656936), (88, 2285585), (110, 1828468), (220, 914234), (440, 457117)]