380782820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1730831}}^1$

素因数の和:1730851

約数の個数: 24

約数和(自身を含む): 872339328

約数和(自身を除く): 491556508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1730831, 3461662, 6923324, 8654155, 17308310, 19039141, 34616620, 38078282, 76156564, 95195705, 190391410, 380782820]

約数ペア:

[(1, 380782820), (2, 190391410), (4, 95195705), (5, 76156564), (10, 38078282), (11, 34616620), (20, 19039141), (22, 17308310), (44, 8654155), (55, 6923324), (110, 3461662), (220, 1730831)]