20601320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27107}}^1$

素因数の和:27137

約数の個数: 32

約数和(自身を含む): 48794400

約数和(自身を除く): 28193080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 27107, 54214, 108428, 135535, 216856, 271070, 515033, 542140, 1030066, 1084280, 2060132, 2575165, 4120264, 5150330, 10300660, 20601320]

約数ペア:

[(1, 20601320), (2, 10300660), (4, 5150330), (5, 4120264), (8, 2575165), (10, 2060132), (19, 1084280), (20, 1030066), (38, 542140), (40, 515033), (76, 271070), (95, 216856), (152, 135535), (190, 108428), (380, 54214), (760, 27107)]