2105669380

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{194609}}^1$

素因数の和:195159

約数の個数: 24

約数和(自身を含む): 4430102040

約数和(自身を除く): 2324432660

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 10820, 194609, 389218, 778436, 973045, 1946090, 3892180, 105283469, 210566938, 421133876, 526417345, 1052834690, 2105669380]

約数ペア:

[(1, 2105669380), (2, 1052834690), (4, 526417345), (5, 421133876), (10, 210566938), (20, 105283469), (541, 3892180), (1082, 1946090), (2164, 973045), (2705, 778436), (5410, 389218), (10820, 194609)]