39540380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16339}}^1$

素因数の和:16370

約数の個数: 36

約数和(自身を含む): 91275240

約数和(自身を除く): 51734860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 16339, 32678, 65356, 81695, 163390, 179729, 326780, 359458, 718916, 898645, 1797290, 1977019, 3594580, 3954038, 7908076, 9885095, 19770190, 39540380]

約数ペア:

[(1, 39540380), (2, 19770190), (4, 9885095), (5, 7908076), (10, 3954038), (11, 3594580), (20, 1977019), (22, 1797290), (44, 898645), (55, 718916), (110, 359458), (121, 326780), (220, 179729), (242, 163390), (484, 81695), (605, 65356), (1210, 32678), (2420, 16339)]