802120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1823}}^1$

素因数の和:1845

約数の個数: 32

約数和(自身を含む): 1969920

約数和(自身を除く): 1167800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1823, 3646, 7292, 9115, 14584, 18230, 20053, 36460, 40106, 72920, 80212, 100265, 160424, 200530, 401060, 802120]

約数ペア:

[(1, 802120), (2, 401060), (4, 200530), (5, 160424), (8, 100265), (10, 80212), (11, 72920), (20, 40106), (22, 36460), (40, 20053), (44, 18230), (55, 14584), (88, 9115), (110, 7292), (220, 3646), (440, 1823)]