17280162020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78546191}}^1$

素因数の和:78546211

約数の個数: 24

約数和(自身を含む): 39587280768

約数和(自身を除く): 22307118748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 78546191, 157092382, 314184764, 392730955, 785461910, 864008101, 1570923820, 1728016202, 3456032404, 4320040505, 8640081010, 17280162020]

約数ペア:

[(1, 17280162020), (2, 8640081010), (4, 4320040505), (5, 3456032404), (10, 1728016202), (11, 1570923820), (20, 864008101), (22, 785461910), (44, 392730955), (55, 314184764), (110, 157092382), (220, 78546191)]