2017600820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1\times {\mathrm{2221}}^1$

素因数の和:3140

約数の個数: 48

約数和(自身を含む): 4323887568

約数和(自身を除く): 2306286748

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 857, 1060, 1714, 2221, 3428, 4285, 4442, 8570, 8884, 11105, 17140, 22210, 44420, 45421, 90842, 117713, 181684, 227105, 235426, 454210, 470852, 588565, 908420, 1177130, 1903397, 2354260, 3806794, 7613588, 9516985, 19033970, 38067940, 100880041, 201760082, 403520164, 504400205, 1008800410, 2017600820]

約数ペア:

[(1, 2017600820), (2, 1008800410), (4, 504400205), (5, 403520164), (10, 201760082), (20, 100880041), (53, 38067940), (106, 19033970), (212, 9516985), (265, 7613588), (530, 3806794), (857, 2354260), (1060, 1903397), (1714, 1177130), (2221, 908420), (3428, 588565), (4285, 470852), (4442, 454210), (8570, 235426), (8884, 227105), (11105, 181684), (17140, 117713), (22210, 90842), (44420, 45421)]