20163858840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56010719}}^1$

素因数の和:56010736

約数の個数: 48

約数和(自身を含む): 65532542400

約数和(自身を除く): 45368683560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56010719, 112021438, 168032157, 224042876, 280053595, 336064314, 448085752, 504096471, 560107190, 672128628, 840160785, 1008192942, 1120214380, 1344257256, 1680321570, 2016385884, 2240428760, 2520482355, 3360643140, 4032771768, 5040964710, 6721286280, 10081929420, 20163858840]

約数ペア:

[(1, 20163858840), (2, 10081929420), (3, 6721286280), (4, 5040964710), (5, 4032771768), (6, 3360643140), (8, 2520482355), (9, 2240428760), (10, 2016385884), (12, 1680321570), (15, 1344257256), (18, 1120214380), (20, 1008192942), (24, 840160785), (30, 672128628), (36, 560107190), (40, 504096471), (45, 448085752), (60, 336064314), (72, 280053595), (90, 224042876), (120, 168032157), (180, 112021438), (360, 56010719)]