18829356040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42793991}}^1$

素因数の和:42794013

約数の個数: 32

約数和(自身を含む): 46217511360

約数和(自身を除く): 27388155320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 42793991, 85587982, 171175964, 213969955, 342351928, 427939910, 470733901, 855879820, 941467802, 1711759640, 1882935604, 2353669505, 3765871208, 4707339010, 9414678020, 18829356040]

約数ペア:

[(1, 18829356040), (2, 9414678020), (4, 4707339010), (5, 3765871208), (8, 2353669505), (10, 1882935604), (11, 1711759640), (20, 941467802), (22, 855879820), (40, 470733901), (44, 427939910), (55, 342351928), (88, 213969955), (110, 171175964), (220, 85587982), (440, 42793991)]