1279249620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1938257}}^1$

素因数の和:1938280

約数の個数: 48

約数和(自身を含む): 3907528128

約数和(自身を除く): 2628278508

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1938257, 3876514, 5814771, 7753028, 9691285, 11629542, 19382570, 21320827, 23259084, 29073855, 38765140, 42641654, 58147710, 63962481, 85283308, 106604135, 116295420, 127924962, 213208270, 255849924, 319812405, 426416540, 639624810, 1279249620]

約数ペア:

[(1, 1279249620), (2, 639624810), (3, 426416540), (4, 319812405), (5, 255849924), (6, 213208270), (10, 127924962), (11, 116295420), (12, 106604135), (15, 85283308), (20, 63962481), (22, 58147710), (30, 42641654), (33, 38765140), (44, 29073855), (55, 23259084), (60, 21320827), (66, 19382570), (110, 11629542), (132, 9691285), (165, 7753028), (220, 5814771), (330, 3876514), (660, 1938257)]