2028103640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{5623}}^1$

素因数の和:5832

約数の個数: 64

約数和(自身を含む): 4664770560

約数和(自身を除く): 2636666920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 127, 142, 254, 284, 355, 508, 568, 635, 710, 1016, 1270, 1420, 2540, 2840, 5080, 5623, 9017, 11246, 18034, 22492, 28115, 36068, 44984, 45085, 56230, 72136, 90170, 112460, 180340, 224920, 360680, 399233, 714121, 798466, 1428242, 1596932, 1996165, 2856484, 3193864, 3570605, 3992330, 5712968, 7141210, 7984660, 14282420, 15969320, 28564840, 50702591, 101405182, 202810364, 253512955, 405620728, 507025910, 1014051820, 2028103640]

約数ペア:

[(1, 2028103640), (2, 1014051820), (4, 507025910), (5, 405620728), (8, 253512955), (10, 202810364), (20, 101405182), (40, 50702591), (71, 28564840), (127, 15969320), (142, 14282420), (254, 7984660), (284, 7141210), (355, 5712968), (508, 3992330), (568, 3570605), (635, 3193864), (710, 2856484), (1016, 1996165), (1270, 1596932), (1420, 1428242), (2540, 798466), (2840, 714121), (5080, 399233), (5623, 360680), (9017, 224920), (11246, 180340), (18034, 112460), (22492, 90170), (28115, 72136), (36068, 56230), (44984, 45085)]