22175980

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2711}}^1$

素因数の和:3129

約数の個数: 24

約数和(自身を含む): 46700640

約数和(自身を除く): 24524660

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 2711, 4090, 5422, 8180, 10844, 13555, 27110, 54220, 1108799, 2217598, 4435196, 5543995, 11087990, 22175980]

約数ペア:

[(1, 22175980), (2, 11087990), (4, 5543995), (5, 4435196), (10, 2217598), (20, 1108799), (409, 54220), (818, 27110), (1636, 13555), (2045, 10844), (2711, 8180), (4090, 5422)]