201121580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{914189}}^1$

素因数の和:914209

約数の個数: 24

約数和(自身を含む): 460751760

約数和(自身を除く): 259630180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 914189, 1828378, 3656756, 4570945, 9141890, 10056079, 18283780, 20112158, 40224316, 50280395, 100560790, 201121580]

約数ペア:

[(1, 201121580), (2, 100560790), (4, 50280395), (5, 40224316), (10, 20112158), (11, 18283780), (20, 10056079), (22, 9141890), (44, 4570945), (55, 3656756), (110, 1828378), (220, 914189)]